diff --git a/src/mapgen_flat.cpp b/src/mapgen_flat.cpp
index cc120b580..3c6a112e2 100644
--- a/src/mapgen_flat.cpp
+++ b/src/mapgen_flat.cpp
@@ -33,7 +33,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "emerge.h"
 #include "dungeongen.h"
 #include "cavegen.h"
-#include "treegen.h"
 #include "mg_biome.h"
 #include "mg_ore.h"
 #include "mg_decoration.h"
diff --git a/src/mapgen_fractal.cpp b/src/mapgen_fractal.cpp
index a6ed18ae7..d48d38b65 100644
--- a/src/mapgen_fractal.cpp
+++ b/src/mapgen_fractal.cpp
@@ -33,7 +33,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "emerge.h"
 #include "dungeongen.h"
 #include "cavegen.h"
-#include "treegen.h"
 #include "mg_biome.h"
 #include "mg_ore.h"
 #include "mg_decoration.h"
diff --git a/src/mapgen_v5.cpp b/src/mapgen_v5.cpp
index b983026e6..c7079d229 100644
--- a/src/mapgen_v5.cpp
+++ b/src/mapgen_v5.cpp
@@ -33,7 +33,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "emerge.h"
 #include "dungeongen.h"
 #include "cavegen.h"
-#include "treegen.h"
 #include "mg_biome.h"
 #include "mg_ore.h"
 #include "mg_decoration.h"
diff --git a/src/mapgen_v7.cpp b/src/mapgen_v7.cpp
index 760299fd6..c9b6b48e0 100644
--- a/src/mapgen_v7.cpp
+++ b/src/mapgen_v7.cpp
@@ -33,7 +33,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "emerge.h"
 #include "dungeongen.h"
 #include "cavegen.h"
-#include "treegen.h"
 #include "mg_biome.h"
 #include "mg_ore.h"
 #include "mg_decoration.h"
diff --git a/src/mapgen_valleys.cpp b/src/mapgen_valleys.cpp
index af29eb3bd..32a32eb88 100644
--- a/src/mapgen_valleys.cpp
+++ b/src/mapgen_valleys.cpp
@@ -37,7 +37,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "settings.h" // For g_settings
 #include "emerge.h"
 #include "dungeongen.h"
-#include "treegen.h"
 #include "mg_biome.h"
 #include "mg_ore.h"
 #include "mg_decoration.h"