diff --git a/Makefile b/Makefile
index 8be8e160a..cc4c16e82 100644
--- a/Makefile
+++ b/Makefile
@@ -81,15 +81,15 @@ ifndef PREFIX
 endif
 
 ifndef INCLUDE_FOR_LIB
-    INCLUDE_FOR_LIB=-Ilib -Iexternals -Iexternals/tinyxml
+    INCLUDE_FOR_LIB=-Ilib -Iexternals/tinyxml
 endif
 
 ifndef INCLUDE_FOR_CLI
-    INCLUDE_FOR_CLI=-Ilib -Iexternals -Iexternals/tinyxml
+    INCLUDE_FOR_CLI=-Ilib -Iexternals/tinyxml
 endif
 
 ifndef INCLUDE_FOR_TEST
-    INCLUDE_FOR_TEST=-Ilib -Icli -Iexternals -Iexternals/tinyxml
+    INCLUDE_FOR_TEST=-Ilib -Icli -Iexternals/tinyxml
 endif
 
 BIN=$(DESTDIR)$(PREFIX)/bin
diff --git a/tools/dmake.cpp b/tools/dmake.cpp
index bf8aefc77..06c644925 100644
--- a/tools/dmake.cpp
+++ b/tools/dmake.cpp
@@ -334,9 +334,9 @@ int main(int argc, char **argv)
 
     makeConditionalVariable(fout, "CXX", "g++");
     makeConditionalVariable(fout, "PREFIX", "/usr");
-    makeConditionalVariable(fout, "INCLUDE_FOR_LIB", "-Ilib -Iexternals -Iexternals/tinyxml");
-    makeConditionalVariable(fout, "INCLUDE_FOR_CLI", "-Ilib -Iexternals -Iexternals/tinyxml");
-    makeConditionalVariable(fout, "INCLUDE_FOR_TEST", "-Ilib -Icli -Iexternals -Iexternals/tinyxml");
+    makeConditionalVariable(fout, "INCLUDE_FOR_LIB", "-Ilib -Iexternals/tinyxml");
+    makeConditionalVariable(fout, "INCLUDE_FOR_CLI", "-Ilib -Iexternals/tinyxml");
+    makeConditionalVariable(fout, "INCLUDE_FOR_TEST", "-Ilib -Icli -Iexternals/tinyxml");
 
     fout << "BIN=$(DESTDIR)$(PREFIX)/bin\n\n";
     fout << "# For 'make man': sudo apt-get install xsltproc docbook-xsl docbook-xml on Linux\n";