diff --git a/src/systemd/_sd-common.h b/src/systemd/_sd-common.h
index 1b855bfdd2..36410c9e34 100644
--- a/src/systemd/_sd-common.h
+++ b/src/systemd/_sd-common.h
@@ -52,10 +52,6 @@ typedef void (*_sd_destroy_t)(void *userdata);
 #  define _sd_pure_ __attribute__((__pure__))
 #endif
 
-#ifndef _sd_const_
-#  define _sd_const_ __attribute__((__const__))
-#endif
-
 /* Note that strictly speaking __deprecated__ has been available before GCC 6. However, starting with GCC 6
  * it also works on enum values, which we are interested in. Since this is a developer-facing feature anyway
  * (as opposed to build engineer-facing), let's hence conditionalize this to gcc 6, given that the developers
diff --git a/src/systemd/sd-id128.h b/src/systemd/sd-id128.h
index 915d2ab2f2..b579d72440 100644
--- a/src/systemd/sd-id128.h
+++ b/src/systemd/sd-id128.h
@@ -115,17 +115,17 @@ int sd_id128_get_invocation_app_specific(sd_id128_t app_id, sd_id128_t *ret);
 #define SD_ID128_MAKE_UUID_STR(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p) \
         #a #b #c #d "-" #e #f "-" #g #h "-" #i #j "-" #k #l #m #n #o #p
 
-_sd_const_ static __inline__ int sd_id128_equal(sd_id128_t a, sd_id128_t b) {
+static __inline__ int sd_id128_equal(sd_id128_t a, sd_id128_t b) {
         return a.qwords[0] == b.qwords[0] && a.qwords[1] == b.qwords[1];
 }
 
 int sd_id128_string_equal(const char *s, sd_id128_t id);
 
-_sd_const_ static __inline__ int sd_id128_is_null(sd_id128_t a) {
+static __inline__ int sd_id128_is_null(sd_id128_t a) {
         return a.qwords[0] == 0 && a.qwords[1] == 0;
 }
 
-_sd_const_ static __inline__ int sd_id128_is_allf(sd_id128_t a) {
+static __inline__ int sd_id128_is_allf(sd_id128_t a) {
         return a.qwords[0] == UINT64_C(0xFFFFFFFFFFFFFFFF) && a.qwords[1] == UINT64_C(0xFFFFFFFFFFFFFFFF);
 }
 
@@ -144,7 +144,7 @@ static __inline__ int sd_id128_in_setv(sd_id128_t a, va_list ap) {
         }
 }
 
-_sd_const_ static __inline__ int sd_id128_in_set_sentinel(sd_id128_t a, ...) {
+static __inline__ int sd_id128_in_set_sentinel(sd_id128_t a, ...) {
         va_list ap;
         int r;
 
diff --git a/src/systemd/sd-json.h b/src/systemd/sd-json.h
index fabec8a7a4..9328e4700f 100644
--- a/src/systemd/sd-json.h
+++ b/src/systemd/sd-json.h
@@ -338,7 +338,7 @@ int sd_json_variant_unhex(sd_json_variant *v, void **ret, size_t *ret_size);
 const char* sd_json_variant_type_to_string(sd_json_variant_type_t t);
 sd_json_variant_type_t sd_json_variant_type_from_string(const char *s);
 
-_sd_const_ static __inline__ int sd_json_format_enabled(sd_json_format_flags_t flags) {
+static __inline__ int sd_json_format_enabled(sd_json_format_flags_t flags) {
         return !(flags & SD_JSON_FORMAT_OFF);
 }