diff --git a/CHANGELOG.md b/CHANGELOG.md
index 10652f17f2f515bb408d91ffc2f18564c7452f1d..60dfa4acec0933e50944d56a2e3f6ad9f452ca6e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+* Integer value is 32 bit now.
+
 ### Deprecated
 
 ### Removed
diff --git a/proto/caosdb/entity/v1alpha1/main.proto b/proto/caosdb/entity/v1alpha1/main.proto
index a0c3e75c68fa8b38fccf7e171af2925ab6dafcd7..f9e83ebf38a209d71747f5fe6559ab8ca0b4cb80 100644
--- a/proto/caosdb/entity/v1alpha1/main.proto
+++ b/proto/caosdb/entity/v1alpha1/main.proto
@@ -90,7 +90,7 @@ message ScalarValue {
   // Wraps different optimized representations of a single value.
   oneof scalar_value {
     // The value as integer
-    int64 integer_value = 1;
+    int32 integer_value = 1;
     // The value as double
     double double_value = 2;
     // The value as bool