diff --git a/.travis.yml b/.travis.yml
index 106c9fd69..4ff31be70 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -24,7 +24,8 @@ matrix:
         - sh ./.CI/InstallQTStylePlugins.sh
 
       script:
-        - /opt/qt512/bin/qmake CONFIG+=release PREFIX=/usr
+        - dateOfBuild="CHATTERINO_NIGHTLY_VERSION_STRING=\"\\\"$(date +%d.%m.%Y)\\\"\""
+        - /opt/qt512/bin/qmake CONFIG+=release PREFIX=/usr DEFINES+=$dateOfBuild
         - make -j$(nproc)
 
       before_deploy:
@@ -62,7 +63,8 @@ matrix:
 
       script:
         - mkdir build && cd build
-        - /usr/local/opt/qt/bin/qmake .. && make -j8
+        - dateOfBuild="CHATTERINO_NIGHTLY_VERSION_STRING=\"\\\"$(date +%d.%m.%Y)\\\"\""
+        - /usr/local/opt/qt/bin/qmake .. DEFINES+=$dateOfBuild && make -j8
         - mkdir app
         - mv chatterino.app app/
         - "create-dmg \
diff --git a/appveyor.yml b/appveyor.yml
index 68f339086..d7423b275 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -28,7 +28,9 @@ build_script:
 
     conan install ..
 
-    qmake ../chatterino.pro DEFINES+="CHATTERINO_NIGHTLY_VERSION_STRING=\\\"$$system(git describe --always)-$$system(git rev-list master --count)\\\""
+    set dateOfBuild=%date:~7,2%.%date:~4,2%.%date:~10,4%
+
+    qmake ../chatterino.pro DEFINES+="CHATTERINO_NIGHTLY_VERSION_STRING=\\\"'$s%dateOfBuild% '$$system(git describe --always)-$$system(git rev-list master --count)\\\""
 
     set cl=/MP