diff --git a/scripts/sdk/generate-php.sh b/scripts/sdk/generate-php.sh
index 9262c5a..01b06bd 100644
--- a/scripts/sdk/generate-php.sh
+++ b/scripts/sdk/generate-php.sh
@@ -22,6 +22,6 @@ npx @openapitools/openapi-generator-cli generate \
   -g php \
   -c "${CONFIGS_DIR}/php.yaml" \
   -o "${OUTPUT_DIR}" \
-  --additional-properties=invokerPackage=Shotstack\\\\Client,licenseName="MIT",composerPackageName="shotstack/shotstack-sdk-php",srcBasePath="src",artifactVersion="${VERSION}",artifactUrl="https://shotstack.io",developerOrganization="Shotstack",developerOrganizationUrl="https://shotstack.io"
+  --additional-properties=invokerPackage=Shotstack\\Client,licenseName="MIT",composerPackageName="shotstack/shotstack-sdk-php",srcBasePath="src",artifactVersion="${VERSION}",artifactUrl="https://shotstack.io",developerOrganization="Shotstack",developerOrganizationUrl="https://shotstack.io"
 
 echo "PHP SDK generated at ${OUTPUT_DIR}"
diff --git a/scripts/sdk/smoke-test.sh b/scripts/sdk/smoke-test.sh
index 99b799a..a522762 100644
--- a/scripts/sdk/smoke-test.sh
+++ b/scripts/sdk/smoke-test.sh
@@ -23,9 +23,18 @@ case "${LANGUAGE}" in
     ;;
 
   php)
+    if ! command -v php &>/dev/null; then
+      echo "✗ php not found — skipping (install PHP or use setup-php action in CI)"
+      exit 1
+    fi
     echo "→ PHP syntax check..."
-    find "${SDK_DIR}/src" -name "*.php" -print0 | xargs -0 -n1 php -l 2>&1 | grep -v "No syntax errors" | head -20
-    php_errors=$(find "${SDK_DIR}/src" -name "*.php" -print0 | xargs -0 -n1 php -l 2>&1 | grep -c "Parse error" || true)
+    php_errors=0
+    while IFS= read -r -d '' file; do
+      if ! php -l "$file" 2>&1 | grep -q "No syntax errors"; then
+        php -l "$file" 2>&1
+        php_errors=$((php_errors + 1))
+      fi
+    done < <(find "${SDK_DIR}/src" -name "*.php" -print0)
     if [ "${php_errors}" -gt 0 ]; then
       echo "✗ ${php_errors} PHP syntax errors found"
       exit 1
@@ -35,29 +44,48 @@ case "${LANGUAGE}" in
     if [ -f "composer.json" ]; then
       composer install --no-interaction --quiet 2>/dev/null || true
       php -r "require_once 'vendor/autoload.php'; new \Shotstack\Client\Configuration();" 2>/dev/null || \
-        echo "  (Skipping autoload check — composer deps may not be available in CI)"
+        echo "  (Skipping autoload check — composer deps may not be available)"
     fi
     echo "✓ PHP smoke tests passed"
     ;;
 
   python)
+    if ! command -v python3 &>/dev/null; then
+      echo "✗ python3 not found — skipping"
+      exit 1
+    fi
     echo "→ Python syntax check..."
-    find "${SDK_DIR}" -name "*.py" -not -path "*/test/*" -print0 | \
-      xargs -0 python3 -m py_compile 2>&1 || {
-        echo "✗ Python syntax errors found"
-        exit 1
-      }
+    py_errors=0
+    while IFS= read -r -d '' file; do
+      if ! python3 -m py_compile "$file" 2>/dev/null; then
+        echo "  Syntax error: $file"
+        py_errors=$((py_errors + 1))
+      fi
+    done < <(find "${SDK_DIR}/shotstack_sdk" -name "*.py" -not -path "*/test/*" -not -path "*/__pycache__/*" -print0)
+    if [ "${py_errors}" -gt 0 ]; then
+      echo "✗ ${py_errors} Python syntax errors found"
+      exit 1
+    fi
     echo "→ Import check..."
     cd "${SDK_DIR}"
     python3 -c "import shotstack_sdk; print('Modules:', dir(shotstack_sdk))" 2>/dev/null || \
-      echo "  (Skipping import check — dependencies may not be available in CI)"
+      echo "  (Skipping import check — dependencies may not be available)"
     echo "✓ Python smoke tests passed"
     ;;
 
   ruby)
+    if ! command -v ruby &>/dev/null; then
+      echo "✗ ruby not found — skipping"
+      exit 1
+    fi
     echo "→ Ruby syntax check..."
-    find "${SDK_DIR}/lib" -name "*.rb" -print0 | xargs -0 -n1 ruby -c 2>&1 | grep -v "Syntax OK" | head -20
-    ruby_errors=$(find "${SDK_DIR}/lib" -name "*.rb" -print0 | xargs -0 -n1 ruby -c 2>&1 | grep -c "SyntaxError" || true)
+    ruby_errors=0
+    while IFS= read -r -d '' file; do
+      if ! ruby -c "$file" 2>/dev/null | grep -q "Syntax OK"; then
+        ruby -c "$file" 2>&1
+        ruby_errors=$((ruby_errors + 1))
+      fi
+    done < <(find "${SDK_DIR}/lib" -name "*.rb" -print0)
     if [ "${ruby_errors}" -gt 0 ]; then
       echo "✗ ${ruby_errors} Ruby syntax errors found"
       exit 1
@@ -67,7 +95,7 @@ case "${LANGUAGE}" in
     if [ -f "Gemfile" ] || [ -f "shotstack.gemspec" ]; then
       bundle install --quiet 2>/dev/null || true
       ruby -e "require_relative 'lib/shotstack'; puts 'Module loaded: Shotstack'" 2>/dev/null || \
-        echo "  (Skipping require check — gem deps may not be available in CI)"
+        echo "  (Skipping require check — gem deps may not be available)"
     fi
     echo "✓ Ruby smoke tests passed"
     ;;