diff --git a/src/sparsevec.c b/src/sparsevec.c
index 4a40339..335ebe0 100644
--- a/src/sparsevec.c
+++ b/src/sparsevec.c
@@ -291,6 +291,9 @@ sparsevec_in(PG_FUNCTION_ARGS)
 			nnz++;
 		}
 
+		while (sparsevec_isspace(*stringEnd))
+			stringEnd++;
+
 		if (*stringEnd != '\0' && *stringEnd != '}')
 			ereport(ERROR,
 					(errcode(ERRCODE_INVALID_TEXT_REPRESENTATION),
diff --git a/test/expected/sparsevec_input.out b/test/expected/sparsevec_input.out
index ce5d8d1..b27d205 100644
--- a/test/expected/sparsevec_input.out
+++ b/test/expected/sparsevec_input.out
@@ -4,10 +4,10 @@ SELECT '{1:1.5,3:3.5}/5'::sparsevec;
  {1:1.5,3:3.5}/5
 (1 row)
 
-SELECT '{1:1.5,3:3.5}/5'::sparsevec::vector;
-     vector      
+SELECT ' { 1 : 1.5 ,  3  :  3.5  }/5 '::sparsevec;
+    sparsevec    
 -----------------
- [1.5,0,3.5,0,0]
+ {1:1.5,3:3.5}/5
 (1 row)
 
 SELECT ''::sparsevec;
diff --git a/test/sql/sparsevec_input.sql b/test/sql/sparsevec_input.sql
index 9414925..c85545d 100644
--- a/test/sql/sparsevec_input.sql
+++ b/test/sql/sparsevec_input.sql
@@ -1,5 +1,5 @@
 SELECT '{1:1.5,3:3.5}/5'::sparsevec;
-SELECT '{1:1.5,3:3.5}/5'::sparsevec::vector;
+SELECT ' { 1 : 1.5 ,  3  :  3.5  }/5 '::sparsevec;
 
 SELECT ''::sparsevec;
 SELECT '{'::sparsevec;