diff --git a/src/simulation/Elements.h b/src/simulation/Elements.h
index 9b807309e..36075aa5e 100644
--- a/src/simulation/Elements.h
+++ b/src/simulation/Elements.h
@@ -13,7 +13,7 @@
 #define TYPE_PART			0x00001  //1 Powders
 #define TYPE_LIQUID			0x00002  //2 Liquids
 #define TYPE_SOLID			0x00004  //4 Solids
-#define TYPE_GAS			0x00008  //8 Gasses (Includes plasma)
+#define TYPE_GAS			0x00008  //8 Gases (Includes plasma)
 #define TYPE_ENERGY			0x00010  //16 Energy (Thunder, Light, Neutrons etc.)
 #define STATE_FLAGS			0x0001F
 #define PROP_CONDUCTS		0x00020  //32 Conducts electricity
diff --git a/src/simulation/SimulationData.cpp b/src/simulation/SimulationData.cpp
index be0db442a..3ffdc6fda 100644
--- a/src/simulation/SimulationData.cpp
+++ b/src/simulation/SimulationData.cpp
@@ -149,7 +149,7 @@ menu_section * LoadMenus(int & menuCount)
 		{"\x99", "Sensors", 0, 1},
 		{"\xE2", "Force", 0, 1},
 		{"\xC3", "Explosives", 0, 1},
-		{"\xC5", "Gasses", 0, 1},
+		{"\xC5", "Gases", 0, 1},
 		{"\xC4", "Liquids", 0, 1},
 		{"\xD0", "Powders", 0, 1},
 		{"\xD1", "Solids", 0, 1},