diff --git a/.github/workflows/rust-check-version.yml b/.github/workflows/rust-check-version.yml
index 046d795..c1f6041 100644
--- a/.github/workflows/rust-check-version.yml
+++ b/.github/workflows/rust-check-version.yml
@@ -63,11 +63,7 @@ jobs:
                               )" >> $GITHUB_ENV
 
       - name:                 Check which version is greater
-        run:                  echo "GREATER_VER=$(./vergt.sh $VERSION $BEFORE_VERSION)" >> $GITHUB_ENV
-
-      - name:                 Fail if current version is not greater
-        run:                  exit 1
-        if:                   ${{ env.GREATER_VER != 1 }}
+        run:                  ./is_version_greater.sh $VERSION $BEFORE_VERSION
 
   cargo-build:
     name:                     Cargo build
diff --git a/is_version_greater.sh b/is_version_greater.sh
new file mode 100755
index 0000000..c0f2f02
--- /dev/null
+++ b/is_version_greater.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+IFS=.
+version=($1)
+before_version=($2)
+# starting from minor of version if version shorter before_version
+# fill absent fields in version with zeros
+for ((i=${#version[@]}; i<${#before_version[@]}; i++))
+do
+    version[i]=0
+done
+# starting from major of version
+for ((i=0; i<${#version[@]}; i++))
+do
+    if [[ -z ${before_version[i]} ]]
+    then
+        # if before_version shorter version then
+        # fill absent fields in before_version with zeros
+        ver2[i]=0
+    fi
+    if ((10#${version[i]} > 10#${before_version[i]}))
+    then
+        # if version greater than before_version in most major differing field
+        exit 0
+    fi
+    if ((10#${version[i]} < 10#${before_version[i]}))
+    then
+        # if version is not greater in most major differing field
+        exit 1
+    fi
+done
+exit 1
\ No newline at end of file
diff --git a/vergt.sh b/vergt.sh
deleted file mode 100755
index 31ad55b..0000000
--- a/vergt.sh
+++ /dev/null
@@ -1,34 +0,0 @@
-#!/bin/bash
-IFS=.
-ver1=($1)
-ver2=($2)
-# starting from minor of ver1 if ver1 shorter ver2
-# fill absent fields in ver1 with zeros
-for ((i=${#ver1[@]}; i<${#ver2[@]}; i++))
-do
-    ver1[i]=0
-done
-# starting from major of ver1
-for ((i=0; i<${#ver1[@]}; i++))
-do
-    if [[ -z ${ver2[i]} ]]
-    then
-        # if ver2 shorter ver1 then
-        # fill absent fields in ver2 with zeros
-        ver2[i]=0
-    fi
-    if ((10#${ver1[i]} > 10#${ver2[i]}))
-    then
-        # if ver1 greater than ver2 in most major differing field
-        echo 1
-        exit
-    fi
-    if ((10#${ver1[i]} < 10#${ver2[i]}))
-    then
-        # if ver2 greater than ver1 in most major differing field
-        echo 2
-        exit
-    fi
-done
-echo 0
-exit
\ No newline at end of file