diff --git a/src/common/console_listener.cpp b/src/common/console_listener.cpp
index 27697ef1fb..6a89edd448 100644
--- a/src/common/console_listener.cpp
+++ b/src/common/console_listener.cpp
@@ -3,14 +3,10 @@
 // Refer to the license.txt file included.
 
 #include <algorithm>
-#include <cmath>
-#include <cstdio>
-#include <string>
+
 #ifdef _WIN32
 #include <windows.h>
 #include <array>
-#else
-#include <cstdarg>
 #endif
 
 #include "common/common.h"
diff --git a/src/common/file_search.cpp b/src/common/file_search.cpp
index a9d19477de..cd50ace753 100644
--- a/src/common/file_search.cpp
+++ b/src/common/file_search.cpp
@@ -4,15 +4,13 @@
 
 
 #include "common/common.h"
-#include "common/common_paths.h"
+
 #ifndef _WIN32
-#include <sys/types.h>
 #include <dirent.h>
 #else
 #include <windows.h>
 #endif
 
-#include <string>
 #include <algorithm>
 
 #include "common/file_search.h"
diff --git a/src/common/file_util.cpp b/src/common/file_util.cpp
index b6ff2e40bd..04d222ca10 100644
--- a/src/common/file_util.cpp
+++ b/src/common/file_util.cpp
@@ -4,9 +4,7 @@
 
 
 #include "common/common.h"
-#include "common/common_paths.h"
 #include "common/file_util.h"
-#include "common/string_util.h"
 
 #ifdef _WIN32
 #include <windows.h>
@@ -16,10 +14,7 @@
 #include <io.h>
 #include <direct.h>        // getcwd
 #else
-#include <cerrno>
-#include <cstdlib>
 #include <sys/param.h>
-#include <sys/types.h>
 #include <dirent.h>
 #endif
 
@@ -32,8 +27,6 @@
 #include <algorithm>
 #include <sys/stat.h>
 
-#include "common/string_util.h"
-
 #ifndef S_ISDIR
 #define S_ISDIR(m)  (((m)&S_IFMT) == S_IFDIR)
 #endif
diff --git a/src/common/log_manager.cpp b/src/common/log_manager.cpp
index 4e1cb60bda..c2b5d0e2c5 100644
--- a/src/common/log_manager.cpp
+++ b/src/common/log_manager.cpp
@@ -8,7 +8,6 @@
 #include "common/console_listener.h"
 #include "common/timer.h"
 #include "common/thread.h"
-#include "common/file_util.h"
 
 void GenericLog(LogTypes::LOG_LEVELS level, LogTypes::LOG_TYPE type, const char* file, int line, 
     const char* function, const char* fmt, ...)
diff --git a/src/common/math_util.cpp b/src/common/math_util.cpp
index 82eceab00d..ab0e6b75c7 100644
--- a/src/common/math_util.cpp
+++ b/src/common/math_util.cpp
@@ -6,8 +6,7 @@
 #include "common/common.h"
 #include "common/math_util.h"
 
-#include <cmath>
-#include <numeric>
+#include <numeric> // Necessary on OS X, but not Linux
 
 namespace MathUtil
 {
diff --git a/src/common/mem_arena.cpp b/src/common/mem_arena.cpp
index b76ac92d34..a456beb283 100644
--- a/src/common/mem_arena.cpp
+++ b/src/common/mem_arena.cpp
@@ -22,11 +22,7 @@
 #include "common/string_util.h"
 
 #ifndef _WIN32
-#include <sys/stat.h>
 #include <fcntl.h>
-#include <unistd.h>
-#include <cerrno>
-#include <cstring>
 #ifdef ANDROID
 #include <sys/ioctl.h>
 #include <linux/ashmem.h>
diff --git a/src/common/memory_util.cpp b/src/common/memory_util.cpp
index e01e63175e..45bf5a4967 100644
--- a/src/common/memory_util.cpp
+++ b/src/common/memory_util.cpp
@@ -10,9 +10,6 @@
 #ifdef _WIN32
 #include <windows.h>
 #include <psapi.h>
-#else
-#include <cerrno>
-#include <cstdio>
 #endif
 
 #if !defined(_WIN32) && defined(__x86_64__) && !defined(MAP_32BIT)
diff --git a/src/common/string_util.cpp b/src/common/string_util.cpp
index c1f22bda39..a3c7f479ed 100644
--- a/src/common/string_util.cpp
+++ b/src/common/string_util.cpp
@@ -3,17 +3,13 @@
 // Refer to the license.txt file included.
 
 #include <algorithm>
-#include <cstdlib>
-#include <cstdio>
 
 #include "common/common.h"
-#include "common/common_paths.h"
 #include "common/string_util.h"
 
 #ifdef _WIN32
     #include <Windows.h>
 #else
-    #include <cerrno>
     #include <iconv.h>
 #endif
 
diff --git a/src/common/thread.cpp b/src/common/thread.cpp
index 8307951829..60d8ed075d 100644
--- a/src/common/thread.cpp
+++ b/src/common/thread.cpp
@@ -3,7 +3,6 @@
 // Refer to the license.txt file included.
 
 #include "common/thread.h"
-#include "common/common.h"
 
 #ifdef __APPLE__
 #include <mach/mach.h>
diff --git a/src/common/utf8.cpp b/src/common/utf8.cpp
index c83824d35c..be4ebc8556 100644
--- a/src/common/utf8.cpp
+++ b/src/common/utf8.cpp
@@ -19,12 +19,8 @@
 #endif
 
 #include <cstdlib>
-#include <cstdio>
 #include <cstring>
-#include <cstdarg>
-
 #include <algorithm>
-#include <string>
 
 #include "common/common_types.h"
 #include "common/utf8.h"