diff --git a/Makefile b/Makefile
index 2497dde..be82267 100644
--- a/Makefile
+++ b/Makefile
@@ -50,7 +50,7 @@ optimize: lua $(LIB_LUA_FILES)
 .PHONY: clean
 clean:
 	@echo "\033[1mDeleting...\033[0m"
-	@rm -rvf version lib/*.lua lib/*/*.lua compatibility/*.lua
+	@rm -rvf version lib/*.lua lib/*/*.lua
 
 .PHONY: install
 install: lua version optimize
@@ -78,7 +78,7 @@ install: lua version optimize
 	&& chmod +x $$prefix/bin/nomsu$$version \
 	&& cp -v nomsu $$prefix/bin \
 	&& cp -v doc/nomsu.1 $$prefix/share/man/man1 \
-	&& cp -rv $(LUA_FILES) $(PEG_FILES) lib compatibility $$prefix/share/nomsu/$$version;
+	&& cp -rv $(LUA_FILES) $(PEG_FILES) lib $$prefix/share/nomsu/$$version;
 
 .PHONY: uninstall
 uninstall: version
diff --git a/compatibility/2.3.nom b/lib/compatibility/2.3.nom
similarity index 100%
rename from compatibility/2.3.nom
rename to lib/compatibility/2.3.nom
diff --git a/compatibility/2.4.nom b/lib/compatibility/2.4.nom
similarity index 100%
rename from compatibility/2.4.nom
rename to lib/compatibility/2.4.nom
diff --git a/compatibility/2.5.5.5.nom b/lib/compatibility/2.5.5.5.nom
similarity index 100%
rename from compatibility/2.5.5.5.nom
rename to lib/compatibility/2.5.5.5.nom
diff --git a/compatibility/2.5.nom b/lib/compatibility/2.5.nom
similarity index 100%
rename from compatibility/2.5.nom
rename to lib/compatibility/2.5.nom
diff --git a/compatibility/2.nom b/lib/compatibility/2.nom
similarity index 100%
rename from compatibility/2.nom
rename to lib/compatibility/2.nom
diff --git a/compatibility/3.5.5.6.nom b/lib/compatibility/3.5.5.6.nom
similarity index 100%
rename from compatibility/3.5.5.6.nom
rename to lib/compatibility/3.5.5.6.nom
diff --git a/compatibility/3.6.nom b/lib/compatibility/3.6.nom
similarity index 100%
rename from compatibility/3.6.nom
rename to lib/compatibility/3.6.nom
diff --git a/compatibility/3.7.nom b/lib/compatibility/3.7.nom
similarity index 100%
rename from compatibility/3.7.nom
rename to lib/compatibility/3.7.nom
diff --git a/compatibility/3.8.nom b/lib/compatibility/3.8.nom
similarity index 100%
rename from compatibility/3.8.nom
rename to lib/compatibility/3.8.nom
diff --git a/compatibility/3.nom b/lib/compatibility/3.nom
similarity index 100%
rename from compatibility/3.nom
rename to lib/compatibility/3.nom
diff --git a/compatibility/4.10.12.7.nom b/lib/compatibility/4.10.12.7.nom
similarity index 100%
rename from compatibility/4.10.12.7.nom
rename to lib/compatibility/4.10.12.7.nom
diff --git a/compatibility/4.11.nom b/lib/compatibility/4.11.nom
similarity index 100%
rename from compatibility/4.11.nom
rename to lib/compatibility/4.11.nom
diff --git a/compatibility/4.12.nom b/lib/compatibility/4.12.nom
similarity index 100%
rename from compatibility/4.12.nom
rename to lib/compatibility/4.12.nom
diff --git a/compatibility/4.8.10.nom b/lib/compatibility/4.8.10.nom
similarity index 100%
rename from compatibility/4.8.10.nom
rename to lib/compatibility/4.8.10.nom
diff --git a/compatibility/4.9.nom b/lib/compatibility/4.9.nom
similarity index 100%
rename from compatibility/4.9.nom
rename to lib/compatibility/4.9.nom
diff --git a/compatibility/5.13.nom b/lib/compatibility/5.13.nom
similarity index 100%
rename from compatibility/5.13.nom
rename to lib/compatibility/5.13.nom
diff --git a/compatibility/6.14.nom b/lib/compatibility/6.14.nom
similarity index 100%
rename from compatibility/6.14.nom
rename to lib/compatibility/6.14.nom
diff --git a/compatibility/compatibility.nom b/lib/compatibility/compatibility.nom
similarity index 100%
rename from compatibility/compatibility.nom
rename to lib/compatibility/compatibility.nom
diff --git a/compatibility/init.nom b/lib/compatibility/init.nom
similarity index 100%
rename from compatibility/init.nom
rename to lib/compatibility/init.nom
diff --git a/nomsu_environment.lua b/nomsu_environment.lua
index 94e68e0..9952a65 100644
--- a/nomsu_environment.lua
+++ b/nomsu_environment.lua
@@ -35,7 +35,7 @@ local max_parser_version = 0
 for version = 1, 999 do
   local peg_file
   if package.nomsupath then
-    local pegpath = package.nomsupath:gsub("%.nom", ".peg")
+    local pegpath = package.nomsupath:gsub("lib/%?%.nom", "?.peg"):gsub("lib/%?%.lua", "?.peg")
     do
       local path = package.searchpath("nomsu." .. tostring(version), pegpath, "/")
       if path then
diff --git a/nomsu_environment.moon b/nomsu_environment.moon
index 6049555..13cf776 100644
--- a/nomsu_environment.moon
+++ b/nomsu_environment.moon
@@ -20,7 +20,7 @@ max_parser_version = 0
 for version=1,999
     local peg_file
     if package.nomsupath
-        pegpath = package.nomsupath\gsub("%.nom", ".peg")
+        pegpath = package.nomsupath\gsub("lib/%?%.nom", "?.peg")\gsub("lib/%?%.lua", "?.peg")
         if path = package.searchpath("nomsu.#{version}", pegpath, "/")
             peg_file = io.open(path)
     else