diff --git a/test/expected/input.out b/test/expected/input.out
index e152215..f1f0322 100644
--- a/test/expected/input.out
+++ b/test/expected/input.out
@@ -56,6 +56,12 @@ SELECT '[1e+38,-1e+38]'::vector;
  [1e+38,-1e+38]
 (1 row)
 
+SELECT '[1e-38,-1e-38]'::vector;
+     vector     
+----------------
+ [1e-38,-1e-38]
+(1 row)
+
 SELECT '[4e38,1]'::vector;
 ERROR:  infinite value not allowed in vector
 LINE 1: SELECT '[4e38,1]'::vector;
diff --git a/test/sql/input.sql b/test/sql/input.sql
index 4414e15..b927b25 100644
--- a/test/sql/input.sql
+++ b/test/sql/input.sql
@@ -9,6 +9,7 @@ SELECT '[Infinity,1]'::vector;
 SELECT '[-Infinity,1]'::vector;
 SELECT '[1e38,-1e38]'::vector;
 SELECT '[1e+38,-1e+38]'::vector;
+SELECT '[1e-38,-1e-38]'::vector;
 SELECT '[4e38,1]'::vector;
 SELECT '[1,2,3'::vector;
 SELECT '[1,2,3]9'::vector;