--- a/CMakeLists.txt	2016-03-31 11:14:33.462962843 -0400
+++ b/CMakeLists.txt	2016-03-31 11:53:16.319234121 -0400
@@ -30,7 +30,7 @@
 	MESSAGE( FATAL_ERROR "ERROR: you need the qt development files and library installed.")
 ENDIF()
 IF (QT_INCLUDE_DIR)
-	INCLUDE_DIRECTORIES($QT_INCLUDE_DIR)
+	INCLUDE_DIRECTORIES(${QT_INCLUDE_DIR})
 ENDIF()
 
 
@@ -42,7 +42,7 @@
 	MESSAGE( FATAL_ERROR "ERROR: you need the pango library and headers installed.")
 ENDIF()
 IF (LIBPANGO_INCLUDE_DIRS)
-	INCLUDE_DIRECTORIES($LIBPANGO_INCLUDE_DIRS)
+	INCLUDE_DIRECTORIES(${LIBPANGO_INCLUDE_DIRS})
 ENDIF()
 
 #
@@ -53,7 +53,7 @@
         MESSAGE( FATAL_ERROR "ERROR: you need the cairo library and headers installed.")
 ENDIF() 
 IF (LIBCAIRO_INCLUDE_DIRS)
-	INCLUDE_DIRECTORIES($LIBCAIRO_INCLUDE_DIRS)
+	INCLUDE_DIRECTORIES(${LIBCAIRO_INCLUDE_DIRS})
 ENDIF()
 
 
@@ -65,7 +65,7 @@
 	                MESSAGE( FATAL_ERROR "ERROR: you will need curl development files installed.")
 		ENDIF()
 		if (CURL_INCLUDE_DIRS)
-			        INCLUDE_DIRECTORIES($CURL_INCLUDE_DIRS)
+			        INCLUDE_DIRECTORIES(${CURL_INCLUDE_DIRS})
 			ENDIF()
 
 # compile on SunOS