diff --git a/graphics/graphviz/files/patch-cmd-tools-gvpack.1 b/graphics/graphviz/files/patch-cmd_tools_gvpack.1 similarity index 100% rename from graphics/graphviz/files/patch-cmd-tools-gvpack.1 rename to graphics/graphviz/files/patch-cmd_tools_gvpack.1 diff --git a/graphics/graphviz/files/patch-config-config_ruby.rb b/graphics/graphviz/files/patch-config_config_ruby.rb similarity index 100% rename from graphics/graphviz/files/patch-config-config_ruby.rb rename to graphics/graphviz/files/patch-config_config_ruby.rb diff --git a/graphics/graphviz/files/patch-lib-expr-exgram.h b/graphics/graphviz/files/patch-lib_expr_exgram.h similarity index 100% rename from graphics/graphviz/files/patch-lib-expr-exgram.h rename to graphics/graphviz/files/patch-lib_expr_exgram.h diff --git a/graphics/graphviz/files/patch-lib-expr-expr.h b/graphics/graphviz/files/patch-lib_expr_expr.h similarity index 100% rename from graphics/graphviz/files/patch-lib-expr-expr.h rename to graphics/graphviz/files/patch-lib_expr_expr.h diff --git a/graphics/graphviz/files/patch-lib-ortho-trapezoid.c b/graphics/graphviz/files/patch-lib_ortho_trapezoid.c similarity index 100% rename from graphics/graphviz/files/patch-lib-ortho-trapezoid.c rename to graphics/graphviz/files/patch-lib_ortho_trapezoid.c diff --git a/graphics/graphviz/files/patch-plugin-xlib-vimdot.sh b/graphics/graphviz/files/patch-plugin_xlib_vimdot.sh similarity index 100% rename from graphics/graphviz/files/patch-plugin-xlib-vimdot.sh rename to graphics/graphviz/files/patch-plugin_xlib_vimdot.sh