diff --git a/.github/workflows/e2e_test.yml b/.github/workflows/e2e_test.yml
index 7ad1154a1..3f3cb6357 100644
--- a/.github/workflows/e2e_test.yml
+++ b/.github/workflows/e2e_test.yml
@@ -16,9 +16,9 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ jruby, ruby-3.3.5 ]
-        neo4j: [ 5.23.0 ]
-        active_model: [ 7.1.4, 7.2.1 ]
+        ruby: [ jruby, ruby ]
+        neo4j: [ 5.26.0 ]
+        active_model: [ 7.1.5.1, 7.2.2.1, 8.0.1 ]
         include:
           - ruby: jruby
             java-version: 17
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 635f94489..81816cc36 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,16 +16,16 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        ruby: [ jruby, ruby-3.1.6 ]
-        neo4j: [ 5.23.0 ]
-        active_model: [ 7.0.8, 7.1.4, 7.2.1 ]
+        ruby: [ jruby, ruby ]
+        neo4j: [ 5.26.0 ]
+        active_model: [ 7.1.5.1, 7.2.2.1, 8.0.1 ]
         include:
-          - ruby: ruby-3.2.5
-            neo4j: 5.23.0
-            active_model: 7.1.4
-          - ruby: ruby-3.3.5
-            neo4j: 5.23.0
-            active_model: 7.1.4
+          - ruby: ruby-3.2.6
+            neo4j: 5.26.0
+            active_model: 7.1.5.1
+          - ruby: ruby-3.3.6
+            neo4j: 5.26.0
+            active_model: 7.1.5.1
           - ruby: jruby
             java-version: 17
     env:
diff --git a/activegraph.gemspec b/activegraph.gemspec
index 0ce5f8b0e..542cb87b0 100644
--- a/activegraph.gemspec
+++ b/activegraph.gemspec
@@ -30,7 +30,7 @@ DESCRIPTION
     'bug_tracker_uri' => 'https://github.com/neo4jrb/activegraph/issues'
   }
 
-  s.add_dependency('activemodel', '>= 7')
+  s.add_dependency('activemodel')
   s.add_dependency('i18n', '!= 1.8.8') # https://github.com/jruby/jruby/issues/6547
   s.add_dependency('neo4j-ruby-driver', '>= 5.7.0.alpha.3')
   s.add_dependency('orm_adapter', '>= 0.5.0')