diff --git a/.github/actions/build-dependencies/action.yaml b/.github/actions/build-dependencies/action.yaml
index a7767cd2..3753c2c0 100644
--- a/.github/actions/build-dependencies/action.yaml
+++ b/.github/actions/build-dependencies/action.yaml
@@ -7,7 +7,7 @@ runs:
     - name: Setup Go
       uses: actions/setup-go@v2
       with:
-        go-version: "1.17"
+        go-version: "1.18"
     - name: Install Compilers & Formatters
       run: |
         sudo apt-get update
diff --git a/.github/workflows/pr.yaml b/.github/workflows/pr.yaml
index c0038f2e..973b8b39 100644
--- a/.github/workflows/pr.yaml
+++ b/.github/workflows/pr.yaml
@@ -8,7 +8,7 @@ on:
 jobs:
   unit-tests:
     name: Unit Tests
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout Code
         uses: actions/checkout@v2
@@ -19,7 +19,7 @@ jobs:
           make helpers-test-static-run
   self-tests:
     name: Selftests
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout Code
         uses: actions/checkout@v2
diff --git a/builder/prepare-ubuntu.sh b/builder/prepare-ubuntu.sh
index 18b1abd1..5d0eff49 100755
--- a/builder/prepare-ubuntu.sh
+++ b/builder/prepare-ubuntu.sh
@@ -7,7 +7,7 @@
 
 # variables
 
-[ -z "${GO_VERSION}" ] && GO_VERSION="1.17"
+[ -z "${GO_VERSION}" ] && GO_VERSION="1.18"
 [ -z "${CLANG_VERSION}" ] && CLANG_VERSION="12"
 [ -z "${ARCH}" ] && ARCH="amd64"
 
diff --git a/go.mod b/go.mod
index 09fe5a0b..7a20f399 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
 module github.com/aquasecurity/libbpfgo
 
-go 1.19
+go 1.18
diff --git a/go.sum b/go.sum
deleted file mode 100644
index e69de29b..00000000
diff --git a/go.work b/go.work
new file mode 100644
index 00000000..28f13025
--- /dev/null
+++ b/go.work
@@ -0,0 +1,6 @@
+go 1.18
+
+use (
+	.
+	./helpers
+)
diff --git a/helpers/go.mod b/helpers/go.mod
index 7d82139b..e37ee642 100644
--- a/helpers/go.mod
+++ b/helpers/go.mod
@@ -1,3 +1,15 @@
 module github.com/aquasecurity/libbpfgo/helpers
 
-go 1.19
+go 1.18
+
+require (
+	github.com/aquasecurity/libbpfgo v0.4.0-libbpf-1.0.0.0.20221004153638-7139cb41036f
+	github.com/stretchr/testify v1.8.0
+	golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec
+)
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)
diff --git a/helpers/go.sum b/helpers/go.sum
new file mode 100644
index 00000000..2c69cbfe
--- /dev/null
+++ b/helpers/go.sum
@@ -0,0 +1,19 @@
+github.com/aquasecurity/libbpfgo v0.4.0-libbpf-1.0.0.0.20221004153638-7139cb41036f h1:8vfY/LaTk096KJ6pi6IdOzIIjZxQqP/jhH4CtZ4rM7I=
+github.com/aquasecurity/libbpfgo v0.4.0-libbpf-1.0.0.0.20221004153638-7139cb41036f/go.mod h1:BUFy1KtlXJD5rWElGW+jOl3FD167uDx9+02zIuH2v1A=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec h1:BkDtF2Ih9xZ7le9ndzTA7KJow28VbQW3odyk/8drmuI=
+golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
diff --git a/rwArray_test.go b/rwArray_test.go
index bef3b82a..4abf10e9 100644
--- a/rwArray_test.go
+++ b/rwArray_test.go
@@ -29,7 +29,7 @@ func TestRWArrayWrite(t *testing.T) {
 			t.Fatalf("slot1 (%v) < slot2 (%v)", slot1, slot2)
 		}
 
-		a.Remove(uint(slot2))
+		a.remove(uint(slot2))
 
 		last = slot2
 	}
@@ -71,7 +71,7 @@ func TestRWArrayRead(t *testing.T) {
 	}
 
 	for i := 0; i < 1000; i++ {
-		v := a.Get(uint(i)).(*int)
+		v := a.get(uint(i)).(*int)
 		if *v != i {
 			t.Errorf("Get returned wrong valuue; expected=%v, got=%v", i, *v)
 		}
@@ -92,7 +92,7 @@ func TestRWArrayConcurrent(t *testing.T) {
 		a.put(&v)
 	}
 	for i := uint(1); i < capacity; i += 2 {
-		a.Remove(i)
+		a.remove(i)
 	}
 
 	writer := func() {
@@ -104,7 +104,7 @@ func TestRWArrayConcurrent(t *testing.T) {
 
 			// make some holes
 			for i := uint(1); i < capacity; i += 2 {
-				a.Remove(i)
+				a.remove(i)
 			}
 
 			// time to exit?
@@ -119,7 +119,7 @@ func TestRWArrayConcurrent(t *testing.T) {
 	reader := func() {
 		for rounds := 0; rounds < 10; rounds++ {
 			for i := uint(0); i < capacity; i += 2 {
-				a.Get(i)
+				a.get(i)
 			}
 		}
 
diff --git a/selftest/tracing/go.mod b/selftest/tracing/go.mod
index 80be14b6..c67b71e7 100644
--- a/selftest/tracing/go.mod
+++ b/selftest/tracing/go.mod
@@ -1,12 +1,14 @@
-module github.com/aquasecurity/libbpfgo/selftest/perfbuffers
+module github.com/aquasecurity/libbpfgo/selftest/tracing
 
 go 1.18
 
-require github.com/aquasecurity/libbpfgo v0.2.1-libbpf-0.4.0
-
 require (
-	github.com/aquasecurity/libbpfgo/helpers v0.0.0-20220919184217-8ef1425cccdf // indirect
-	golang.org/x/sys v0.0.0-20210514084401-e8d321eab015 // indirect
+	github.com/aquasecurity/libbpfgo v0.4.0-libbpf-1.0.0.0.20221004153638-7139cb41036f
+	github.com/aquasecurity/libbpfgo/helpers v0.0.0-20221004153638-7139cb41036f
 )
 
+require golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec // indirect
+
 replace github.com/aquasecurity/libbpfgo => ../../
+
+replace github.com/aquasecurity/libbpfgo/helpers => ../../helpers
diff --git a/selftest/tracing/go.sum b/selftest/tracing/go.sum
index 1ec00734..5e33bead 100644
--- a/selftest/tracing/go.sum
+++ b/selftest/tracing/go.sum
@@ -1,14 +1,6 @@
-github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/aquasecurity/libbpfgo/helpers v0.0.0-20220919184217-8ef1425cccdf h1:HNzXWDHFjYZ8jP6vCHW1R8NLblm7vKIM3Y0y+r4OX9E=
-github.com/aquasecurity/libbpfgo/helpers v0.0.0-20220919184217-8ef1425cccdf/go.mod h1:oCaNN2RsEVEErc1PyvJn1ttVoxAKAGRKPrHY9n3QqS0=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
-github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-golang.org/x/sys v0.0.0-20210514084401-e8d321eab015 h1:hZR0X1kPW+nwyJ9xRxqZk1vx5RUObAPBdKVvXPDUH/E=
-golang.org/x/sys v0.0.0-20210514084401-e8d321eab015/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
+golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec h1:BkDtF2Ih9xZ7le9ndzTA7KJow28VbQW3odyk/8drmuI=
+golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
diff --git a/selftest/uprobe/go.mod b/selftest/uprobe/go.mod
index f6f62041..132ac619 100644
--- a/selftest/uprobe/go.mod
+++ b/selftest/uprobe/go.mod
@@ -2,8 +2,13 @@ module github.com/aquasecurity/libbpfgo/selftest/uprobe
 
 go 1.18
 
-require github.com/aquasecurity/libbpfgo v0.2.1-libbpf-0.4.0
+require (
+	github.com/aquasecurity/libbpfgo v0.4.0-libbpf-1.0.0.0.20221004153638-7139cb41036f
+	github.com/aquasecurity/libbpfgo/helpers v0.0.0-20221004153638-7139cb41036f
+)
 
-require golang.org/x/sys v0.0.0-20210514084401-e8d321eab015 // indirect
+require golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec // indirect
 
 replace github.com/aquasecurity/libbpfgo => ../../
+
+replace github.com/aquasecurity/libbpfgo/helpers => ../../helpers
diff --git a/selftest/uprobe/go.sum b/selftest/uprobe/go.sum
index b0f21d61..5e33bead 100644
--- a/selftest/uprobe/go.sum
+++ b/selftest/uprobe/go.sum
@@ -1,12 +1,6 @@
-github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
-github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-golang.org/x/sys v0.0.0-20210514084401-e8d321eab015 h1:hZR0X1kPW+nwyJ9xRxqZk1vx5RUObAPBdKVvXPDUH/E=
-golang.org/x/sys v0.0.0-20210514084401-e8d321eab015/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
+golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec h1:BkDtF2Ih9xZ7le9ndzTA7KJow28VbQW3odyk/8drmuI=
+golang.org/x/sys v0.0.0-20220928140112-f11e5e49a4ec/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=