diff --git a/liblwgeom/stringbuffer.c b/liblwgeom/stringbuffer.c
index d6d68c902..bd65099be 100644
--- a/liblwgeom/stringbuffer.c
+++ b/liblwgeom/stringbuffer.c
@@ -114,32 +114,16 @@ char stringbuffer_lastchar(stringbuffer_t *s)
 	return *(s->str_end - 1);
 }
 
-/**
-* Append the specified string to the stringbuffer_t, using the given length 
-*/
-void stringbuffer_append_with_size(stringbuffer_t *s, const char *a, size_t alen)
-{
-	int alen0 = alen + 1; /* Length including null terminator */
-	stringbuffer_makeroom(s, alen0);
-	memcpy(s->str_end, a, alen0);
-	s->str_end += alen;
-}
-
 /**
 * Append the specified string to the stringbuffer_t.
 */
 void stringbuffer_append(stringbuffer_t *s, const char *a)
 {
 	int alen = strlen(a); /* Length of string to append */
-	stringbuffer_append_with_size(s, a, alen);
-}
-
-/**
-* Append the specified single character to the stringbuffer_t.
-*/
-void stringbuffer_append_char(stringbuffer_t *s, const char *a)
-{
-	stringbuffer_append_with_size(s, a, 1);
+	int alen0 = alen + 1; /* Length including null terminator */
+	stringbuffer_makeroom(s, alen0);
+	memcpy(s->str_end, a, alen0);
+	s->str_end += alen;
 }
 
 /**
diff --git a/liblwgeom/stringbuffer.h b/liblwgeom/stringbuffer.h
index 127d421a2..e6348692f 100644
--- a/liblwgeom/stringbuffer.h
+++ b/liblwgeom/stringbuffer.h
@@ -59,8 +59,6 @@ extern void stringbuffer_clear(stringbuffer_t *sb);
 void stringbuffer_set(stringbuffer_t *sb, const char *s);
 void stringbuffer_copy(stringbuffer_t *sb, stringbuffer_t *src);
 extern void stringbuffer_append(stringbuffer_t *sb, const char *s);
-extern void stringbuffer_append_char(stringbuffer_t *s, const char *a);
-extern void stringbuffer_append_with_size(stringbuffer_t *sb, const char *s, size_t s_size);
 extern int stringbuffer_aprintf(stringbuffer_t *sb, const char *fmt, ...);
 extern const char *stringbuffer_getstring(stringbuffer_t *sb);
 extern char *stringbuffer_getstringcopy(stringbuffer_t *sb);