diff --git a/host/gambio b/host/gambio
index 016f76d..0398b5c 100644
--- a/host/gambio
+++ b/host/gambio
@@ -120,63 +120,53 @@ normalize_gambio_version()
 {
   echo "$1" \
     | sed -E 's/^v//' \
-    | sed -E 's/[^0-9.].*$//'
+    | grep -oE '^[0-9]+(\.[0-9]+)*'
 }
 
 compare_gambio_versions()
 {
   local version_a
   local version_b
-  local a_major
-  local a_minor
-  local a_patch
-  local b_major
-  local b_minor
-  local b_patch
+  local IFS='.'
+  local a_parts
+  local b_parts
+  local max_parts
+  local i
+  local a_part
+  local b_part
 
   version_a=$(normalize_gambio_version "$1")
   version_b=$(normalize_gambio_version "$2")
 
-  IFS='.' read -r a_major a_minor a_patch <<< "$version_a"
-  IFS='.' read -r b_major b_minor b_patch <<< "$version_b"
-
-  a_major=${a_major:-0}
-  a_minor=${a_minor:-0}
-  a_patch=${a_patch:-0}
-  b_major=${b_major:-0}
-  b_minor=${b_minor:-0}
-  b_patch=${b_patch:-0}
-
-  a_major=$((10#$a_major))
-  a_minor=$((10#$a_minor))
-  a_patch=$((10#$a_patch))
-  b_major=$((10#$b_major))
-  b_minor=$((10#$b_minor))
-  b_patch=$((10#$b_patch))
-
-  if [ "$a_major" -gt "$b_major" ]; then
-    echo 1
-    return 0
-  elif [ "$a_major" -lt "$b_major" ]; then
-    echo -1
-    return 0
+  if [ -z "$version_a" ] || [ -z "$version_b" ]; then
+    echo 0
+    return 1
   fi
 
-  if [ "$a_minor" -gt "$b_minor" ]; then
-    echo 1
-    return 0
-  elif [ "$a_minor" -lt "$b_minor" ]; then
-    echo -1
-    return 0
+  read -ra a_parts <<< "$version_a"
+  read -ra b_parts <<< "$version_b"
+
+  if [ "${#a_parts[@]}" -gt "${#b_parts[@]}" ]; then
+    max_parts="${#a_parts[@]}"
+  else
+    max_parts="${#b_parts[@]}"
   fi
 
-  if [ "$a_patch" -gt "$b_patch" ]; then
-    echo 1
-    return 0
-  elif [ "$a_patch" -lt "$b_patch" ]; then
-    echo -1
-    return 0
-  fi
+  for ((i = 0; i < max_parts; i++)); do
+    a_part="${a_parts[$i]:-0}"
+    b_part="${b_parts[$i]:-0}"
+
+    a_part=$((10#$a_part))
+    b_part=$((10#$b_part))
+
+    if [ "$a_part" -gt "$b_part" ]; then
+      echo 1
+      return 0
+    elif [ "$a_part" -lt "$b_part" ]; then
+      echo -1
+      return 0
+    fi
+  done
 
   echo 0
 }