diff --git a/.github/workflows/build.ci.yml b/.github/workflows/build.ci.yml
index a5ec2a9..4a6afe4 100644
--- a/.github/workflows/build.ci.yml
+++ b/.github/workflows/build.ci.yml
@@ -191,14 +191,14 @@ jobs:
           echo "Creating test PDF (1)"
           php -f examples/02_ZugferdDocumentPdfBuilder_EN16931.php
           echo "Running PDF validation"
-          VERAPDFRESULT=$($VERAPDFPATH/verapdf --format text --flavour 3b examples/02_ZugferdDocumentPdfBuilder_PrintLayout_Merged.pdf)
+          VERAPDFRESULT=$($VERAPDFPATH/verapdf --format text --flavour 3b --loglevel 0 examples/02_ZugferdDocumentPdfBuilder_PrintLayout_Merged.pdf)
           echo "Result of validation"
           echo $VERAPDFRESULT
           [[ $VERAPDFRESULT == PASS* ]] && echo "PDF validation passed" || { echo "Error: PDF validation not passed" >&2; exit 1; }
           echo "Creating test PDF (2)"
           php -f examples/02_ZugferdDocumentPdfBuilder_XRECHNUNG.php
           echo "Running PDF validation"
-          VERAPDFRESULT=$($VERAPDFPATH/verapdf --format text --flavour 3b examples/02_ZugferdDocumentPdfBuilder_PrintLayout_Merged.pdf)
+          VERAPDFRESULT=$($VERAPDFPATH/verapdf --format text --flavour 3b --loglevel 0 examples/02_ZugferdDocumentPdfBuilder_PrintLayout_Merged.pdf)
           echo "Result of validation"
           echo $VERAPDFRESULT
           [[ $VERAPDFRESULT == PASS* ]] && echo "PDF validation passed" || { echo "Error: PDF validation not passed" >&2; exit 1; }
diff --git a/.github/workflows/build.release.yml b/.github/workflows/build.release.yml
index a40727a..9454a96 100644
--- a/.github/workflows/build.release.yml
+++ b/.github/workflows/build.release.yml
@@ -169,14 +169,14 @@ jobs:
           echo "Creating test PDF (1)"
           php -f examples/02_ZugferdDocumentPdfBuilder_EN16931.php
           echo "Running PDF validation"
-          VERAPDFRESULT=$($VERAPDFPATH/verapdf --format text --flavour 3b examples/02_ZugferdDocumentPdfBuilder_PrintLayout_Merged.pdf)
+          VERAPDFRESULT=$($VERAPDFPATH/verapdf --format text --flavour 3b --loglevel 0 examples/02_ZugferdDocumentPdfBuilder_PrintLayout_Merged.pdf)
           echo "Result of validation"
           echo $VERAPDFRESULT
           [[ $VERAPDFRESULT == PASS* ]] && echo "PDF validation passed" || { echo "Error: PDF validation not passed" >&2; exit 1; }
           echo "Creating test PDF (2)"
           php -f examples/02_ZugferdDocumentPdfBuilder_XRECHNUNG.php
           echo "Running PDF validation"
-          VERAPDFRESULT=$($VERAPDFPATH/verapdf --format text --flavour 3b examples/02_ZugferdDocumentPdfBuilder_PrintLayout_Merged.pdf)
+          VERAPDFRESULT=$($VERAPDFPATH/verapdf --format text --flavour 3b --loglevel 0 examples/02_ZugferdDocumentPdfBuilder_PrintLayout_Merged.pdf)
           echo "Result of validation"
           echo $VERAPDFRESULT
           [[ $VERAPDFRESULT == PASS* ]] && echo "PDF validation passed" || { echo "Error: PDF validation not passed" >&2; exit 1; }