diff --git a/python/pyarmnn/CMakeLists.txt b/python/pyarmnn/CMakeLists.txt
index 4823c4d..f82eac2 100644
--- a/python/pyarmnn/CMakeLists.txt
+++ b/python/pyarmnn/CMakeLists.txt
@@ -13,7 +13,7 @@
 
 # local env variables passed down to the python scripts
 # scripts can thus be used standalone
-set(ARMNN_ENV ARMNN_INCLUDE="${PROJECT_SOURCE_DIR}/include,${PROJECT_SOURCE_DIR}/profiling/common/include"
+set(ARMNN_ENV ARMNN_INCLUDE="${PROJECT_SOURCE_DIR}/include:${PROJECT_SOURCE_DIR}/profiling/common/include"
               ARMNN_LIB=${PROJECT_BINARY_DIR}
               SWIG_EXECUTABLE=${SWIG_EXECUTABLE})
 
diff --git a/python/pyarmnn/README.md b/python/pyarmnn/README.md
index ee5ddf0..a610624 100644
--- a/python/pyarmnn/README.md
+++ b/python/pyarmnn/README.md
@@ -138,7 +138,7 @@
 
 ```bash
 $ export  ARMNN_LIB=/path/to/libs
-$ export  ARMNN_INCLUDE=/path/to/headers
+$ export  ARMNN_INCLUDE=/full/path/to/armnn/include:/full/path/to/armnn/profiling/common/include
 ```
 
 Install PyArmNN as follows:
diff --git a/python/pyarmnn/setup.py b/python/pyarmnn/setup.py
index 7bc4a47..44e810d 100755
--- a/python/pyarmnn/setup.py
+++ b/python/pyarmnn/setup.py
@@ -129,7 +129,7 @@
     global armnn_include_path
     armnn_include_path_raw = os.getenv(armnn_include_env)
     if not armnn_include_path_raw == None:
-        armnn_include_path = armnn_include_path_raw.split(",")
+        armnn_include_path = armnn_include_path_raw.split(":")
 
     # validate input paths
     armnn_include_path_result = []