diff --git a/.circleci/real_config.yml b/.circleci/real_config.yml
index 0f7bbd7ca72..ddf809fc97d 100644
--- a/.circleci/real_config.yml
+++ b/.circleci/real_config.yml
@@ -68,8 +68,8 @@ release-and-rc-filters: &release-and-rc-filters
       - /.*/
   tags:
     only:
-      # Tags like: v2.5.0, v3.0.1+rc2
-      - /v\d+\.\d+\.\d+(rc\d+)?/
+      # Tags like: v2.5.0, v3.0.1-rc2
+      - /v\d+\.\d+\.\d+(-rc\d+)?/
 
 rc-filters: &rc-filters
   branches:
@@ -77,8 +77,8 @@ rc-filters: &rc-filters
       - /.*/
   tags:
     only:
-      # Tags like: v2.5.0rc3
-      - /v\d+\.\d+\.\d+rc\d+/
+      # Tags like: v2.5.0-rc3
+      - /v\d+\.\d+\.\d+-rc\d+/
 
 release-filters: &release-filters
   branches: