diff --git a/demo-dep-output.yaml b/demo-dep-output.yaml
index eb85f743..7ff450d3 100644
--- a/demo-dep-output.yaml
+++ b/demo-dep-output.yaml
@@ -344,6 +344,7 @@
   - name: org.postgresql.postgresql
     version: 42.2.23
     type: compile
+    resolvedIdentifier: 9cb217a3d5b640567ed7c6e8c11f389613c81c4d
     extras:
       artifactId: postgresql
       groupId: org.postgresql
@@ -356,6 +357,7 @@
     version: 3.5.0
     type: runtime
     indirect: true
+    resolvedIdentifier: 2f50520c8abea66fbd8d26e481d3aef5c673b510
     extras:
       artifactId: checker-qual
       groupId: org.checkerframework
@@ -367,6 +369,7 @@
   - name: com.oracle.database.jdbc.ojdbc8
     version: 21.1.0.0
     type: compile
+    resolvedIdentifier: 50044485aea10afd7defeee8109c5195b4d3cae2
     extras:
       artifactId: ojdbc8
       groupId: com.oracle.database.jdbc
@@ -378,6 +381,7 @@
   - name: ch.qos.logback.logback-classic
     version: 1.1.7
     type: compile
+    resolvedIdentifier: 9865cf6994f9ff13fce0bf93f2054ef6c65bb462
     extras:
       artifactId: logback-classic
       groupId: ch.qos.logback
@@ -390,6 +394,7 @@
     version: 1.1.7
     type: compile
     indirect: true
+    resolvedIdentifier: 7873092d39ef741575ca91378a6a21c388363ac8
     extras:
       artifactId: logback-core
       groupId: ch.qos.logback
@@ -401,6 +406,7 @@
   - name: org.hibernate.validator.hibernate-validator
     version: 6.2.0.Final
     type: compile
+    resolvedIdentifier: d6b0760dfffbf379cedd02f715ff4c9a2e215921
     extras:
       artifactId: hibernate-validator
       groupId: org.hibernate.validator
@@ -413,6 +419,7 @@
     version: 2.0.2
     type: compile
     indirect: true
+    resolvedIdentifier: 5eacc6522521f7eacb081f95cee1e231648461e7
     extras:
       artifactId: jakarta.validation-api
       groupId: jakarta.validation
@@ -425,6 +432,7 @@
     version: 1.5.1
     type: compile
     indirect: true
+    resolvedIdentifier: 3fe0bed568c62df5e89f4f174c101eab25345b6c
     extras:
       artifactId: classmate
       groupId: com.fasterxml
@@ -462,6 +470,7 @@
     version: 5.4.32.Final
     type: compile
     indirect: true
+    resolvedIdentifier: 99a5e10bf455337014c190e141ec631e9ff71663
     extras:
       artifactId: hibernate-core
       groupId: org.hibernate
@@ -539,6 +548,7 @@
     version: 2.3.1
     type: compile
     indirect: true
+    resolvedIdentifier: dd6dda9da676a54c5b36ca2806ff95ee017d8738
     extras:
       artifactId: jaxb-runtime
       groupId: org.glassfish.jaxb
@@ -590,6 +600,7 @@
     version: 1.2.15
     type: compile
     indirect: true
+    resolvedIdentifier: bb7b7ec0379982b97c62cd17465cb6d9155f68e8
     extras:
       artifactId: FastInfoset
       groupId: com.sun.xml.fastinfoset
@@ -641,6 +652,7 @@
     version: 1.10.22
     type: compile
     indirect: true
+    resolvedIdentifier: ef45d7e2cd1c600d279704f492ed5ce2ceb6cdb5
     extras:
       artifactId: byte-buddy
       groupId: net.bytebuddy
@@ -653,6 +665,7 @@
     version: 1.1.1.Final
     type: compile
     indirect: true
+    resolvedIdentifier: a8485cab9484dda36e9a8c319e76b5cc18797b58
     extras:
       artifactId: jboss-transaction-api_1.2_spec
       groupId: org.jboss.spec.javax.transaction
diff --git a/provider/lib_test.go b/provider/lib_test.go
index cc9fc886..82d753a2 100644
--- a/provider/lib_test.go
+++ b/provider/lib_test.go
@@ -11,6 +11,7 @@ func TestMultilineGrep(t *testing.T) {
 		name     string
 		filePath string
 		pattern  string
+		window   int
 		want     int
 		wantErr  bool
 	}{
@@ -19,26 +20,37 @@ func TestMultilineGrep(t *testing.T) {
 			filePath: "./testdata/small.xml",
 			pattern:  "xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"",
 			want:     2,
+			window:   1,
 			wantErr:  false,
 		},
 		{
 			name:     "multi-line simple pattern",
 			filePath: "./testdata/small.xml",
 			pattern:  "com.fasterxml.jackson.core.*?jackson-core.*",
-			want:     69,
+			want:     68,
+			window:   2,
 			wantErr:  false,
 		},
 		{
 			name:     "multi-line complex pattern",
 			filePath: "./testdata/small.xml",
 			pattern:  "(<groupId>com.fasterxml.jackson.core</groupId>|<artifactId>jackson-core</artifactId>).*?(<artifactId>jackson-core</artifactId>|<groupId>com.fasterxml.jackson.core</groupId>).*",
-			want:     69,
+			want:     68,
+			window:   2,
+			wantErr:  false,
+		},
+		{
+			name:     "multi-line complex pattern",
+			filePath: "./testdata/big.xml",
+			pattern:  "(<groupId>io.konveyor.demo</groupId>|<artifactId>config-utils</artifactId>).*?(<artifactId>config-utils</artifactId>|<groupId>io.konveyor.demo</groupId>).*",
+			want:     664,
+			window:   2,
 			wantErr:  false,
 		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			got, err := MultilineGrep(context.TODO(), 5, tt.filePath, tt.pattern)
+			got, err := MultilineGrep(context.TODO(), tt.window, tt.filePath, tt.pattern)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("MultilineGrep() error = %v, wantErr %v", err, tt.wantErr)
 				return