diff --git a/include/haproxy/stick_table.h b/include/haproxy/stick_table.h
index 5a3b400..d8963b1 100644
--- a/include/haproxy/stick_table.h
+++ b/include/haproxy/stick_table.h
@@ -87,45 +87,7 @@
 	return 0;
 }
 
-/* reserve some space for data type <type>, and associate argument at <sa> if
- * not NULL. Returns PE_NONE (0) if OK or an error code among :
- *   - PE_ENUM_OOR if <type> does not exist
- *   - PE_EXIST if <type> is already registered
- *   - PE_ARG_NOT_USE if <sa> was provided but not expected
- *   - PE_ARG_MISSING if <sa> was expected but not provided
- */
-static inline int stktable_alloc_data_type(struct stktable *t, int type, const char *sa)
-{
-	if (type >= STKTABLE_DATA_TYPES)
-		return PE_ENUM_OOR;
-
-	if (t->data_ofs[type])
-		/* already allocated */
-		return PE_EXIST;
-
-	switch (stktable_data_types[type].arg_type) {
-	case ARG_T_NONE:
-		if (sa)
-			return PE_ARG_NOT_USED;
-		break;
-	case ARG_T_INT:
-		if (!sa)
-			return PE_ARG_MISSING;
-		t->data_arg[type].i = atoi(sa);
-		break;
-	case ARG_T_DELAY:
-		if (!sa)
-			return PE_ARG_MISSING;
-		sa = parse_time_err(sa, &t->data_arg[type].u, TIME_UNIT_MS);
-		if (sa)
-			return PE_ARG_INVC; /* invalid char */
-		break;
-	}
-
-	t->data_size      += stktable_type_size(stktable_data_types[type].std_type);
-	t->data_ofs[type]  = -t->data_size;
-	return PE_NONE;
-}
+int stktable_alloc_data_type(struct stktable *t, int type, const char *sa);
 
 /* return pointer for data type <type> in sticky session <ts> of table <t>, all
  * of which must exist (otherwise use stktable_data_ptr() if unsure).
diff --git a/src/stick_table.c b/src/stick_table.c
index bb5c0ba..d16e1d0 100644
--- a/src/stick_table.c
+++ b/src/stick_table.c
@@ -707,6 +707,46 @@
 	return 1;
 }
 
+/* reserve some space for data type <type>, and associate argument at <sa> if
+ * not NULL. Returns PE_NONE (0) if OK or an error code among :
+ *   - PE_ENUM_OOR if <type> does not exist
+ *   - PE_EXIST if <type> is already registered
+ *   - PE_ARG_NOT_USE if <sa> was provided but not expected
+ *   - PE_ARG_MISSING if <sa> was expected but not provided
+ */
+int stktable_alloc_data_type(struct stktable *t, int type, const char *sa)
+{
+	if (type >= STKTABLE_DATA_TYPES)
+		return PE_ENUM_OOR;
+
+	if (t->data_ofs[type])
+		/* already allocated */
+		return PE_EXIST;
+
+	switch (stktable_data_types[type].arg_type) {
+	case ARG_T_NONE:
+		if (sa)
+			return PE_ARG_NOT_USED;
+		break;
+	case ARG_T_INT:
+		if (!sa)
+			return PE_ARG_MISSING;
+		t->data_arg[type].i = atoi(sa);
+		break;
+	case ARG_T_DELAY:
+		if (!sa)
+			return PE_ARG_MISSING;
+		sa = parse_time_err(sa, &t->data_arg[type].u, TIME_UNIT_MS);
+		if (sa)
+			return PE_ARG_INVC; /* invalid char */
+		break;
+	}
+
+	t->data_size      += stktable_type_size(stktable_data_types[type].std_type);
+	t->data_ofs[type]  = -t->data_size;
+	return PE_NONE;
+}
+
 /*
  * Parse a line with <linenum> as number in <file> configuration file to configure
  * the stick-table with <t> as address and  <id> as ID.