diff --git a/README.md b/README.md
index 67b84cc6..103ba279 100644
--- a/README.md
+++ b/README.md
@@ -19,11 +19,11 @@ For complete usage instructions and configuration reference, see our [Ruby SDK d
 
 ## Compatibility
 
-Version >= 3.0.0 is compatible with Ruby >= 2.0.0.
+Version >= 3.0.0 is compatible with Ruby ~> 2.0.0.
 
-Version >= 2.19.0 is compatible with Ruby >= 1.9.3.
+Version >= 2.19.0 is compatible with Ruby ~> 1.9.3.
 
-Version < 2.19.0 is compatible with Ruby >= 1.8.7.
+Version < 2.19.0 is compatible with Ruby ~> 1.8.7.
 
 ### Ruby 2.6.0