diff --git a/.github/workflows/examples-efr32.yaml b/.github/workflows/examples-efr32.yaml
index cd24c6092d0fde..ccdee07ab280b5 100644
--- a/.github/workflows/examples-efr32.yaml
+++ b/.github/workflows/examples-efr32.yaml
@@ -45,6 +45,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/.github/workflows/examples-esp32.yaml b/.github/workflows/examples-esp32.yaml
index fe59c53d8016c8..33fb80929f5ff0 100644
--- a/.github/workflows/examples-esp32.yaml
+++ b/.github/workflows/examples-esp32.yaml
@@ -46,6 +46,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/.github/workflows/examples-infineon.yaml b/.github/workflows/examples-infineon.yaml
index 3c709c3354aa0b..75a2ccbfd91818 100644
--- a/.github/workflows/examples-infineon.yaml
+++ b/.github/workflows/examples-infineon.yaml
@@ -41,6 +41,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/.github/workflows/examples-k32w.yaml b/.github/workflows/examples-k32w.yaml
index 22676e6b0708e8..8fc2a81215111f 100644
--- a/.github/workflows/examples-k32w.yaml
+++ b/.github/workflows/examples-k32w.yaml
@@ -44,6 +44,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/.github/workflows/examples-linux-standalone.yaml b/.github/workflows/examples-linux-standalone.yaml
index f6593e5d7a5886..e8977cad8382eb 100644
--- a/.github/workflows/examples-linux-standalone.yaml
+++ b/.github/workflows/examples-linux-standalone.yaml
@@ -45,6 +45,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/.github/workflows/examples-mbed.yaml b/.github/workflows/examples-mbed.yaml
index ed5932aad9f5c0..03dba88839f9d3 100644
--- a/.github/workflows/examples-mbed.yaml
+++ b/.github/workflows/examples-mbed.yaml
@@ -48,6 +48,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/.github/workflows/examples-nrfconnect.yaml b/.github/workflows/examples-nrfconnect.yaml
index 63bd1c210c6238..4e1ba6dd89510a 100644
--- a/.github/workflows/examples-nrfconnect.yaml
+++ b/.github/workflows/examples-nrfconnect.yaml
@@ -45,6 +45,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/.github/workflows/examples-qpg.yaml b/.github/workflows/examples-qpg.yaml
index 486f774c7c79d0..724511050e74a1 100644
--- a/.github/workflows/examples-qpg.yaml
+++ b/.github/workflows/examples-qpg.yaml
@@ -44,6 +44,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/.github/workflows/examples-telink.yaml b/.github/workflows/examples-telink.yaml
index b24da206d6848d..6a372930a42146 100644
--- a/.github/workflows/examples-telink.yaml
+++ b/.github/workflows/examples-telink.yaml
@@ -43,6 +43,7 @@ jobs:
                   submodules: true
 
             - name: Set up environment for size reports
+              if: ${{ !env.ACT }}
               env:
                   GH_CONTEXT: ${{ toJson(github) }}
               run: scripts/tools/memory/gh_sizes_environment.py "${GH_CONTEXT}"
diff --git a/scripts/tools/memory/gh_sizes_environment.py b/scripts/tools/memory/gh_sizes_environment.py
index bca21b5fa4356f..4b38a53e12c2db 100755
--- a/scripts/tools/memory/gh_sizes_environment.py
+++ b/scripts/tools/memory/gh_sizes_environment.py
@@ -8,6 +8,7 @@
 
 ```
     - name: Set up environment for size reports
+      if: ${{ !env.ACT }}
       env:
         GH_CONTEXT: ${{ toJson(github) }}
       run: gh_sizes_environment.py "${GH_CONTEXT}"