diff --git a/Makefile b/Makefile
index 11b2142..bb59e37 100644
--- a/Makefile
+++ b/Makefile
@@ -12,7 +12,7 @@ endif
 
 
 install:
-	luarocks make rockspecs/lua-quickcheck-0.2-2.rockspec
+	luarocks make rockspecs/lua-quickcheck-0.2-4.rockspec
 
 fixtures:
 	$(MAKE) -C spec/fixtures build
diff --git a/rockspecs/lua-quickcheck-0.2-3.rockspec b/rockspecs/lua-quickcheck-0.2-4.rockspec
similarity index 89%
rename from rockspecs/lua-quickcheck-0.2-3.rockspec
rename to rockspecs/lua-quickcheck-0.2-4.rockspec
index 46dedf9..0e5485a 100644
--- a/rockspecs/lua-quickcheck-0.2-3.rockspec
+++ b/rockspecs/lua-quickcheck-0.2-4.rockspec
@@ -1,18 +1,18 @@
 package = 'lua-quickcheck'
-version = '0.2-3'
+version = '0.2-4'
 source = {
   url = 'git://github.com/Primordus/lua-quickcheck',
-  tag = 'v0.2-3'
+  tag = 'v0.2-4'
 }
 description = {
   summary = 'Property based testing library for Lua',
   detailed = [[
-    QuickCheck is a way to do property based testing using randomly generated input. 
-    Lua-QuickCheck comes with the ability to randomly generate and shrink integers, 
-    doubles, booleans, strings, tables, custom datatypes, ... 
-    All QuickCheck needs is a property function -- it will then randomly generate 
-    inputs to that function and call the property for each set of inputs. If the 
-    property fails (whether by an error or not satisfying your property), 
+    QuickCheck is a way to do property based testing using randomly generated input.
+    Lua-QuickCheck comes with the ability to randomly generate and shrink integers,
+    doubles, booleans, strings, tables, custom datatypes, ...
+    All QuickCheck needs is a property function -- it will then randomly generate
+    inputs to that function and call the property for each set of inputs. If the
+    property fails (whether by an error or not satisfying your property),
     the inputs are "shrunk" to find a smaller counter-example.
   ]],
   homepage = 'https://github.com/Primordus/lua-quickcheck',
@@ -34,8 +34,8 @@ build = {
     ['lqc.generators.float'] = 'lqc/generators/float.lua',
     ['lqc.generators.any'] = 'lqc/generators/any.lua',
     ['lqc.generators.int'] = 'lqc/generators/int.lua',
-    ['lqc.generators.str'] = 'lqc/generators/string.lua',
-    ['lqc.generators.tbl'] = 'lqc/generators/table.lua',
+    ['lqc.generators.string'] = 'lqc/generators/string.lua',
+    ['lqc.generators.table'] = 'lqc/generators/table.lua',
     ['lqc.generator'] = 'lqc/generator.lua',
     ['lqc.random'] = 'lqc/random.lua',
     ['lqc.helpers.deep_equals'] = 'lqc/helpers/deep_equals.lua',
diff --git a/spec/fixtures/fixtures.c b/spec/fixtures/fixtures.c
index 5486269..c5c5c87 100644
--- a/spec/fixtures/fixtures.c
+++ b/spec/fixtures/fixtures.c
@@ -1,4 +1,5 @@
 
+#include <stdlib.h>
 #include <stdint.h>
 #include <stdbool.h>
 #include <stddef.h>
@@ -71,7 +72,7 @@ struct point
 bool point_add(struct point* a, struct point* b, struct point* c_out)
 {
     if (!a || !b || !c_out) { return false; }
-    c_out->x = a->x + b->x; 
+    c_out->x = a->x + b->x;
     c_out->y = a->y + b->y;
     return true;
 }
@@ -84,11 +85,11 @@ bool point_add(struct point* a, struct point* b, struct point* c_out)
 const char* str_add(const char* const a, const char* const b)
 {
   if (!a || !b) { return NULL; }
-  
+
   size_t len_a = strlen(a);
   size_t len_b = strlen(b);
   char* result = (char*) malloc(sizeof(char) * (len_a + len_b + 1));
-  
+
   if (!result) { return NULL; }
 
   memcpy(result, a, len_a);