diff --git a/modules/bound2.lua b/modules/bound2.lua
index c3639c8..22da310 100644
--- a/modules/bound2.lua
+++ b/modules/bound2.lua
@@ -160,7 +160,9 @@ function bound2_mt.__call(_, a, b)
 end
 
 if status then
-	ffi.metatype(new, bound2_mt)
+	xpcall(function() -- Allow this to silently fail; assume failure means someone messed with package.loaded
+		ffi.metatype(new, bound2_mt)
+	end, function() end)
 end
 
 return setmetatable({}, bound2_mt)
diff --git a/modules/bound3.lua b/modules/bound3.lua
index 4209f84..8c26236 100644
--- a/modules/bound3.lua
+++ b/modules/bound3.lua
@@ -160,7 +160,9 @@ function bound3_mt.__call(_, a, b)
 end
 
 if status then
-	ffi.metatype(new, bound3_mt)
+	xpcall(function() -- Allow this to silently fail; assume failure means someone messed with package.loaded
+		ffi.metatype(new, bound3_mt)
+	end, function() end)
 end
 
 return setmetatable({}, bound3_mt)
diff --git a/modules/mat4.lua b/modules/mat4.lua
index 67a09ba..3cd06f5 100644
--- a/modules/mat4.lua
+++ b/modules/mat4.lua
@@ -853,7 +853,9 @@ function mat4_mt.__mul(a, b)
 end
 
 if status then
-	ffi.metatype(new, mat4_mt)
+	xpcall(function() -- Allow this to silently fail; assume failure means someone messed with package.loaded
+		ffi.metatype(new, mat4_mt)
+	end, function() end)
 end
 
 return setmetatable({}, mat4_mt)
diff --git a/modules/quat.lua b/modules/quat.lua
index 1cd1de7..e8ea330 100644
--- a/modules/quat.lua
+++ b/modules/quat.lua
@@ -469,7 +469,9 @@ function quat_mt.__pow(a, n)
 end
 
 if status then
-	ffi.metatype(new, quat_mt)
+	xpcall(function() -- Allow this to silently fail; assume failure means someone messed with package.loaded
+		ffi.metatype(new, quat_mt)
+	end, function() end)
 end
 
 return setmetatable({}, quat_mt)
diff --git a/modules/vec2.lua b/modules/vec2.lua
index cfc0653..d7a0786 100644
--- a/modules/vec2.lua
+++ b/modules/vec2.lua
@@ -381,7 +381,9 @@ function vec2_mt.__div(a, b)
 end
 
 if status then
-	ffi.metatype(new, vec2_mt)
+	xpcall(function() -- Allow this to silently fail; assume failure means someone messed with package.loaded
+		ffi.metatype(new, vec2_mt)
+	end, function() end)
 end
 
 return setmetatable({}, vec2_mt)
diff --git a/modules/vec3.lua b/modules/vec3.lua
index 97b7f80..95c96eb 100644
--- a/modules/vec3.lua
+++ b/modules/vec3.lua
@@ -361,7 +361,9 @@ function vec3_mt.__div(a, b)
 end
 
 if status then
-	ffi.metatype(new, vec3_mt)
+	xpcall(function() -- Allow this to silently fail; assume failure means someone messed with package.loaded
+		ffi.metatype(new, vec3_mt)
+	end, function() end)
 end
 
 return setmetatable({}, vec3_mt)