4 files changed, 4 insertions, 4 deletions
diff --git a/de-de/c++-de.html.markdown b/de-de/c++-de.html.markdown
index 87e75ad6..cca54c30 100644
--- a/de-de/c++-de.html.markdown
+++ b/de-de/c++-de.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: c++
+language: C++
 filename: learncpp-de.cpp
 contributors:
     - ["Steven Basart", "http://github.com/xksteven"]
diff --git a/de-de/c-de.html.markdown b/de-de/c-de.html.markdown
index f9090518..3a726b83 100644
--- a/de-de/c-de.html.markdown
+++ b/de-de/c-de.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: c
+language: C
 filename: learnc-de.c
 contributors:
     - ["caminsha", "https://github.com/caminsha"]
diff --git a/de-de/csharp-de.html.markdown b/de-de/csharp-de.html.markdown
index 78bb0a6b..18a23017 100644
--- a/de-de/csharp-de.html.markdown
+++ b/de-de/csharp-de.html.markdown
@@ -1,5 +1,5 @@
 ---
-language: c#
+language: C#
 contributors:
     - ["Irfan Charania", "https://github.com/irfancharania"]
     - ["Max Yankov", "https://github.com/golergka"]
diff --git a/de-de/qt-de.html.markdown b/de-de/qt-de.html.markdown
index 480030fe..7d287cab 100644
--- a/de-de/qt-de.html.markdown
+++ b/de-de/qt-de.html.markdown
@@ -1,7 +1,7 @@
 ---
 category: tool
 tool: Qt Framework
-language: c++
+language: C++
 filename: learnqt-de.cpp
 contributors:
     - ["Aleksey Kholovchuk", "https://github.com/vortexxx192"]