diff --git a/Slang/CMakeLists.txt b/Slang/CMakeLists.txt
index b663c2a..d56141a 100644
--- a/Slang/CMakeLists.txt
+++ b/Slang/CMakeLists.txt
@@ -20,7 +20,9 @@ SET(programName Slang)
 # either the variable values from package like ${PCL_INCLUDE_DIRS} or absolute paths as shown in second and third line may be used.
 #include_directories(${PCL_INCLUDE_DIRS})
 find_package(SDL2 REQUIRED)
-include_directories(${SDL2_INCLUDE_DIRS})
+find_package(SDL_IMAGE REQUIRED)
+find_package(SDL_TTF REQUIRED)
+include_directories(${SDL2_INCLUDE_DIRS} ${SDLIMAGE_INCLUDE_DIRS} ${SDLTTF_INCLUDE_DIRS})
 include_directories("D:/Code/SDL2_ttf-2.0.15/include")
 include_directories("D:/Code/SDL2-2.0.18/include")
 include_directories("D:/Code/SDL2_image-2.0.5/include")
@@ -56,7 +58,7 @@ include_directories(${Boost_INCLUDE_DIRS})
 # All cpp fles will be clubbed into source folder and all .h files will be added to header files folder of the project.
 add_executable (Slang Main.cpp main.h anyops.h builtin.h strops.cpp strops.h eval.cpp eval.h graphics.h SLB.h)
 
-target_link_libraries(Slang m SDL2.lib SDL2main.lib SDL2_ttf.lib SDL2_image.lib ${Boost_LIBRARIES} ${SDL2_LIBRARIES})
+target_link_libraries(Slang m SDL2.lib SDL2main.lib SDL2_ttf.lib SDL2_image.lib ${Boost_LIBRARIES} ${SDL2_LIBRARIES} ${SDL2TTF_LIBRARIES})
 
 # target_link_libraries (Slang SDL2.lib SDL2main.lib SDL2_ttf.lib SDL2_image.lib ${SDL2_LIBRARIES})
 # # Add the required libraries for linking:
diff --git a/Slang/builtin.h b/Slang/builtin.h
index 10e5077..fde2d0b 100644
--- a/Slang/builtin.h
+++ b/Slang/builtin.h
@@ -14,6 +14,7 @@
 #include <boost/any.hpp>
 #include <SDL.h>
 #include <ctime>
+#include <math.h>
 
 #define DEVELOPER_MESSAGES false
 
diff --git a/Slang/eval.cpp b/Slang/eval.cpp
index d40e071..dbed254 100644
--- a/Slang/eval.cpp
+++ b/Slang/eval.cpp
@@ -7,6 +7,7 @@
 #include <stack>
 #include "eval.h"
 #include "strops.h"
+#include <math.h>
 // #include "builtin.h"
 using namespace std;