diff --git a/dist/setup/index.js b/dist/setup/index.js
index 62ab199..27fa97b 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -124624,7 +124624,7 @@ class JetBrainsDistribution extends base_installer_1.JavaBase {
                         vstring = tag.substring(tag.lastIndexOf('-') + 1);
                         break;
                     case 1:
-                        vstring = tag.substring(2).replace(/-/g, '').replace(/_/g, '.');
+                        vstring = tag.substring(2).replace(/-/g, '');
                         break;
                     case undefined: // 0
                         vstring = tag.substring(3);
diff --git a/src/distributions/jetbrains/installer.ts b/src/distributions/jetbrains/installer.ts
index b0f5622..66e0e1c 100644
--- a/src/distributions/jetbrains/installer.ts
+++ b/src/distributions/jetbrains/installer.ts
@@ -138,7 +138,7 @@ export class JetBrainsDistribution extends JavaBase {
           vstring = tag.substring(tag.lastIndexOf('-') + 1);
           break;
         case 1:
-          vstring = tag.substring(2).replace(/-/g, '').replace(/_/g, '.');
+          vstring = tag.substring(2).replace(/-/g, '');
           break;
         case undefined: // 0
           vstring = tag.substring(3);