diff --git a/scripts/requirements.txt b/scripts/requirements.txt
index a0aacec2..c593b402 100644
--- a/scripts/requirements.txt
+++ b/scripts/requirements.txt
@@ -3,6 +3,7 @@ boto3==1.35.84
 botocore==1.35.84
 certifi==2024.12.14
 charset-normalizer==3.4.0
+click==8.1.7
 decorator==5.1.1
 executing==2.1.0
 idna==3.10
@@ -27,5 +28,5 @@ tqdm==4.67.1
 traitlets==5.14.3
 typing_extensions==4.12.2
 urllib3==2.2.3
-wags_tails==0.2.1
+wags_tails==0.2.2
 wcwidth==0.2.13
diff --git a/server/lib/genome/importers/base.rb b/server/lib/genome/importers/base.rb
index ca6dca66..6c1f2d4c 100644
--- a/server/lib/genome/importers/base.rb
+++ b/server/lib/genome/importers/base.rb
@@ -1,4 +1,5 @@
 require 'csv'
+require 'open3'
 
 module Genome
   module Importers
@@ -41,7 +42,14 @@ def default_filename
       end
 
       def default_data_dir
-        "#{Dir.home}/.local/share/wags_tails"
+        begin
+          stdout, stderr, process_status = Open3.capture3('wags-tails path')
+        rescue Errno::ENOENT
+          raise 'wags-tails executable not found. Is it on your $PATH? See README.'
+        end
+        raise "wags-tails path lookup failed with code #{stderr}." unless process_status.success?
+
+        stdout.chomp
       end
 
       def handle_file_location(file_path)
diff --git a/server/lib/genome/importers/file_importers/clearity_foundation_biomarkers.rb b/server/lib/genome/importers/file_importers/clearity_foundation_biomarkers.rb
index 09473534..f4b2de40 100644
--- a/server/lib/genome/importers/file_importers/clearity_foundation_biomarkers.rb
+++ b/server/lib/genome/importers/file_importers/clearity_foundation_biomarkers.rb
@@ -34,7 +34,7 @@ def create_new_source
     def handle_file_location(file_path)
       return file_path unless file_path.nil?
 
-      "#{Dir.home}/.local/share/wags_tails/clearity_foundation/clearity_foundation_biomarkers_claims.tsv"
+      "#{default_data_dir}/clearity_foundation/clearity_foundation_biomarkers_claims.tsv"
     end
 
     def create_interaction_claims
diff --git a/server/lib/genome/importers/file_importers/clearity_foundation_clinical_trial.rb b/server/lib/genome/importers/file_importers/clearity_foundation_clinical_trial.rb
index 19e8f5b5..194b7929 100644
--- a/server/lib/genome/importers/file_importers/clearity_foundation_clinical_trial.rb
+++ b/server/lib/genome/importers/file_importers/clearity_foundation_clinical_trial.rb
@@ -34,7 +34,7 @@ def create_new_source
     def handle_file_location(file_path)
       return file_path unless file_path.nil?
 
-      "#{Dir.home}/.local/share/wags_tails/clearity_foundation/clearity_foundation_clinical_trial_claims.tsv"
+      "#{default_data_dir}/clearity_foundation/clearity_foundation_clinical_trial_claims.tsv"
     end
 
     def create_interaction_claims