diff --git a/HISTORY.rst b/HISTORY.rst
index 86130c76..1bab1b2e 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -14,6 +14,9 @@ PlatformIO 3.0
 * Show all available upload protocols before firmware uploading in a build log
 * Handle "os.mbed.com" URL as a Mercurial (hg) repository
 * Improved support for old mbed libraries without manifest
+* Fixed project generator for Qt Creator IDE
+  (`issue #1303 <https://github.com/platformio/platformio-core/issues/1303>`_,
+   `issue #1323 <https://github.com/platformio/platformio-core/issues/1323>`_)
 * Fixed issue with duplicated "include" records when generating data for IDE
   (`issue #1301 <https://github.com/platformio/platformio-core/issues/1301>`_)
 
diff --git a/platformio/ide/tpls/qtcreator/platformio.pro.tpl b/platformio/ide/tpls/qtcreator/platformio.pro.tpl
index 1ef5f8eb..19abc468 100644
--- a/platformio/ide/tpls/qtcreator/platformio.pro.tpl
+++ b/platformio/ide/tpls/qtcreator/platformio.pro.tpl
@@ -14,7 +14,8 @@ INCLUDEPATH += "{{include}}"
 % end
 
 % for define in defines:
-DEFINES += {{!define}}
+% tokens = define.split("##", 1)
+DEFINES += "{{tokens[0].strip()}}"
 % end
 
 OTHER_FILES += platformio.ini