diff --git a/modules/kube-audit/scripts/set_audit_log_policy.sh b/modules/kube-audit/scripts/set_audit_log_policy.sh
index b4dc2030..c82d77b3 100755
--- a/modules/kube-audit/scripts/set_audit_log_policy.sh
+++ b/modules/kube-audit/scripts/set_audit_log_policy.sh
@@ -27,7 +27,7 @@ function apply_oc_patch() {
         else
             echo "Failed to apply patch. Retrying in ${RETRY_WAIT}s..."
             sleep $RETRY_WAIT
-            ((attempt++))
+            attempt=$((attempt+1))
             RETRY_WAIT=$((RETRY_WAIT * 2))
         fi
     done
diff --git a/scripts/enable_disable_ocp_console.sh b/scripts/enable_disable_ocp_console.sh
index 6b5eb994..c35a85e4 100755
--- a/scripts/enable_disable_ocp_console.sh
+++ b/scripts/enable_disable_ocp_console.sh
@@ -28,7 +28,7 @@ function apply_oc_patch() {
     else
       echo "Failed to apply patch. Retrying in ${retry_wait_time}s..."
       sleep $retry_wait_time
-      ((attempt++))
+      attempt=$((attempt+1))
     fi
   done
 
@@ -50,7 +50,7 @@ function remove_oc_patch() {
     else
       echo "Failed to remove patch. Retrying in ${retry_wait_time}s..."
       sleep $retry_wait_time
-      ((attempt++))
+      attempt=$((attempt+1))
     fi
   done
 
diff --git a/scripts/reset_iks_api_key.sh b/scripts/reset_iks_api_key.sh
index 6be9fcfe..0fda79ee 100755
--- a/scripts/reset_iks_api_key.sh
+++ b/scripts/reset_iks_api_key.sh
@@ -107,7 +107,7 @@ if [ "${reset}" == true ]; then
             echo "ERROR:: FAILED TO RESET THE IAM API KEY"
             echo "$result"
             sleep $retry_wait_time
-            ((attempt++))
+            attempt=$((attempt+1))
         fi
         # sleep for 10 secs to allow the new key to be replicated across backend DB instances before attempting to create cluster
     done