diff --git a/tasks/main.yml b/tasks/main.yml
index d4c5ddc..803a65d 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -26,7 +26,7 @@
           basic_auth: "{{ basic_auth_data | b64encode }}"
     when:
       - basic_auth == true
-      - traefik_version is not defined or traefik_version | regex_search('(1.)')
+      - traefik_version is not defined or traefik_version | regex_search('(^1.)')
     tags: weave
 
   - name: Remove a Secret object for basic authentification (traefik 1.7)
@@ -44,7 +44,7 @@
           basic_auth: "{{ basic_auth_data | b64encode }}"
     when:
       - traefik_version is defined
-      - traefik_version | regex_search('(2.)')
+      - traefik_version | regex_search('(^2.)')
     tags: weave
 
   - name: Remove old existing Ingress object
@@ -57,7 +57,7 @@
       name: weave
     when:
       - traefik_version is defined
-      - traefik_version | regex_search('(2.)')
+      - traefik_version | regex_search('(^2.)')
 
 # file found https://github.com/weaveworks/scope/tree/master/examples/k8s/
   - name: Weave Scope files