diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8db26da..16896d6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+# viash-actions v5.3.1
+
+## Bug fixes
+
+* `project/detect-changed-components`: Fix components being listed more than once (PR #29).
+
 # viash-actions v5.3.0
 
 ## New functionality
diff --git a/project/detect-changed-components/action.yml b/project/detect-changed-components/action.yml
index 3ebe041..a873898 100644
--- a/project/detect-changed-components/action.yml
+++ b/project/detect-changed-components/action.yml
@@ -104,6 +104,7 @@ runs:
           ' <<< "$component"
         )
         # check if resource is in the list of changed resources
+        should_add_component=0
         for resource in "${resources[@]}"; do
           echo "Checking resource: $resource"
           if [ ! -e "$resource" ]; then
@@ -121,7 +122,6 @@ runs:
           fi
           echo "All resources including files from directories: ${resource_arr[@]}"
           for changed_file in ${changed_files[@]}; do
-            should_add_component=0
             changed_file_real_path=$(realpath "$changed_file")
             echo "Using changed file: $changed_file_real_path"
             for resource_to_check in ${resource_arr[@]}; do
@@ -131,12 +131,11 @@ runs:
                 break
               fi
             done
-            if [[ "$should_add_component" -eq 1 ]]; then
-              output_array+="$component"
-              break
-            fi
           done
         done
+        if [[ "$should_add_component" -eq 1 ]]; then
+          output_array+="$component"
+        fi
       done
 
       # reformat as json and write to file