diff --git a/libexec/rbenv-version-name b/libexec/rbenv-version-name
index 3eef70a8..3769a7cd 100755
--- a/libexec/rbenv-version-name
+++ b/libexec/rbenv-version-name
@@ -21,9 +21,6 @@ version_exists() {
 if version_exists "$RBENV_VERSION"; then
   echo "$RBENV_VERSION"
 elif version_exists "${RBENV_VERSION#ruby-}"; then
-  { echo "warning: ignoring extraneous \`ruby-' prefix in version \`${RBENV_VERSION}'"
-    echo "         (set by $(rbenv-version-origin))"
-  } >&2
   echo "${RBENV_VERSION#ruby-}"
 else
   echo "rbenv: version \`$RBENV_VERSION' is not installed" >&2
diff --git a/test/version-name.bats b/test/version-name.bats
index 3f4d9b36..d6438b5b 100644
--- a/test/version-name.bats
+++ b/test/version-name.bats
@@ -57,9 +57,5 @@ setup() {
   cat > ".ruby-version" <<<"ruby-1.8.7"
   run rbenv-version-name
   assert_success
-  assert_output <<OUT
-warning: ignoring extraneous \`ruby-' prefix in version \`ruby-1.8.7'
-         (set by ${PWD}/.ruby-version)
-1.8.7
-OUT
+  assert_output "1.8.7"
 }