diff --git a/.github/workflows/linux-ci.yml b/.github/workflows/linux-ci.yml
index 5bfc518de..dfcfe5d76 100644
--- a/.github/workflows/linux-ci.yml
+++ b/.github/workflows/linux-ci.yml
@@ -1,6 +1,7 @@
 ---
 name: Linux build and test
 on:
+  workflow_dispatch:
   push:
     branches:
       - 'master'
diff --git a/.github/workflows/windows-ci.yml b/.github/workflows/windows-ci.yml
index 675d03404..9e7e7c929 100644
--- a/.github/workflows/windows-ci.yml
+++ b/.github/workflows/windows-ci.yml
@@ -1,6 +1,7 @@
 ---
 name: Windows build and test
 on:
+  workflow_dispatch:
   push:
     branches:
       - 'master'
diff --git a/.github/workflows/windows-msvs-ci.yml b/.github/workflows/windows-msvs-ci.yml
index 6b93517e9..54d59d5a9 100644
--- a/.github/workflows/windows-msvs-ci.yml
+++ b/.github/workflows/windows-msvs-ci.yml
@@ -1,6 +1,7 @@
 ---
 name: Windows MSVS build and test
 on:
+  workflow_dispatch:
   push:
     branches:
       - 'master'