diff --git a/src/lang/irish.txt b/src/lang/irish.txt
--- a/src/lang/irish.txt
+++ b/src/lang/irish.txt
@@ -559,8 +559,8 @@ STR_MONTH_DEC                           
 # Graph window
 STR_GRAPH_KEY_BUTTON                                            :{BLACK}Eochair
 STR_GRAPH_KEY_TOOLTIP                                           :{BLACK}Taispeáin eochair na ngraf
-STR_GRAPH_X_LABEL_MONTH                                         :{TINY_FONT}{STRING}{} {STRING}
-STR_GRAPH_X_LABEL_MONTH_YEAR                                    :{TINY_FONT}{STRING}{} {STRING}{}{NUM}
+STR_GRAPH_X_LABEL_MONTH                                         :{TINY_FONT}{STRING}
+STR_GRAPH_X_LABEL_MONTH_YEAR                                    :{TINY_FONT}{STRING}{}{NUM}
 STR_GRAPH_Y_LABEL                                               :{TINY_FONT}{STRING}
 STR_GRAPH_Y_LABEL_NUMBER                                        :{TINY_FONT}{COMMA}