diff --git a/tools/toolchains/gcc.py b/tools/toolchains/gcc.py
index 88a9e0ac38..82f4584685 100644
--- a/tools/toolchains/gcc.py
+++ b/tools/toolchains/gcc.py
@@ -101,7 +101,9 @@ class GCC(mbedToolchain):
 
     def parse_dependencies(self, dep_path):
         dependencies = []
-        for line in open(dep_path).readlines()[1:]:
+        buff = open(dep_path).readlines()
+        buff[0] = re.sub('^(.*?)\: ', '', buff[0])
+        for line in buff:
             file = line.replace('\\\n', '').strip()
             if file:
                 # GCC might list more than one dependency on a single line, in this case