diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst
index a82871ebfc..74890d2433 100644
--- a/DOCS/man/options.rst
+++ b/DOCS/man/options.rst
@@ -4597,6 +4597,8 @@ The following video options are currently all specific to ``--vo=opengl`` and
         DCI-P3 (Digital Cinema Colorspace), SMPTE RP431-2
     v-gamut
         Panasonic V-Gamut (VARICAM) primaries
+    s-gamut
+        Sony S-Gamut (S-Log) primaries
 
 ``--target-trc=<value>``
     Specifies the transfer characteristics (gamma) of the display. Video colors
diff --git a/video/csputils.c b/video/csputils.c
index 5b5c4e1def..c97f08ea0c 100644
--- a/video/csputils.c
+++ b/video/csputils.c
@@ -66,6 +66,7 @@ const struct m_opt_choice_alternatives mp_csp_prim_names[] = {
     {"cie1931",     MP_CSP_PRIM_CIE_1931},
     {"dci-p3",      MP_CSP_PRIM_DCI_P3},
     {"v-gamut",     MP_CSP_PRIM_V_GAMUT},
+    {"s-gamut",     MP_CSP_PRIM_S_GAMUT},
     {0}
 };
 
@@ -453,6 +454,14 @@ struct mp_csp_primaries mp_get_csp_primaries(enum mp_csp_prim spc)
             .blue  = {0.100, -0.03},
             .white = d65
         };
+    // From Sony S-Log reference manual
+    case MP_CSP_PRIM_S_GAMUT:
+        return (struct mp_csp_primaries) {
+            .red   = {0.730, 0.280},
+            .green = {0.140, 0.855},
+            .blue  = {0.100, -0.05},
+            .white = d65
+        };
     default:
         return (struct mp_csp_primaries) {{0}};
     }
diff --git a/video/csputils.h b/video/csputils.h
index 8b63ac3905..b5446c4d6c 100644
--- a/video/csputils.h
+++ b/video/csputils.h
@@ -65,6 +65,7 @@ enum mp_csp_prim {
     MP_CSP_PRIM_CIE_1931,
     MP_CSP_PRIM_DCI_P3,
     MP_CSP_PRIM_V_GAMUT,
+    MP_CSP_PRIM_S_GAMUT,
     MP_CSP_PRIM_COUNT
 };