diff --git a/lib/terraspace/compiler/strategy/mod.rb b/lib/terraspace/compiler/strategy/mod.rb
index a0fbf616..5c442b8f 100644
--- a/lib/terraspace/compiler/strategy/mod.rb
+++ b/lib/terraspace/compiler/strategy/mod.rb
@@ -1,3 +1,5 @@
+require "open3"
+
 module Terraspace::Compiler::Strategy
   class Mod < AbstractBase
     def run
@@ -9,9 +11,15 @@ def run
     def strategy_class(path)
       ext = File.extname(path).sub('.','')
       return Mod::Pass if ext.empty? # infinite loop without this
-      return Mod::Pass if Terraspace.pass_file?(path)
+      return Mod::Pass if Terraspace.pass_file?(path) or !text_file?(path)
       # Fallback to Mod::Tf for all other files. ERB useful for terraform.tfvars
       "Terraspace::Compiler::Strategy::Mod::#{ext.camelize}".constantize rescue Mod::Tf
     end
+
+    # Thanks: https://stackoverflow.com/questions/2355866/ruby-how-to-determine-if-file-being-read-is-binary-or-text
+    def text_file?(filename)
+      file_type, status = Open3.capture2e("file", filename)
+      status.success? && file_type.include?("text")
+    end
   end
 end