diff --git a/src/spicelib/devices/bsim4/b4ld.c b/src/spicelib/devices/bsim4/b4ld.c
index 912d865f4..0c86cdb37 100644
--- a/src/spicelib/devices/bsim4/b4ld.c
+++ b/src/spicelib/devices/bsim4/b4ld.c
@@ -5078,7 +5078,7 @@ line900:
            here->BSIM4_25 = m * (gcrgb + gcgmbb);
 
            here->BSIM4_26 = m * gcdgmb;
-           here->BSIM4_26 = m * gcrg;
+           here->BSIM4_27 = m * gcrg;
            here->BSIM4_28 = m * gcsgmb;
            here->BSIM4_29 = m * gcbgmb;
 
diff --git a/src/spicelib/devices/bsim4v5/b4v5ld.c b/src/spicelib/devices/bsim4v5/b4v5ld.c
index 6e1549105..2cd7b3c37 100644
--- a/src/spicelib/devices/bsim4v5/b4v5ld.c
+++ b/src/spicelib/devices/bsim4v5/b4v5ld.c
@@ -4689,7 +4689,7 @@ line900:
            here->BSIM4v5_25 = m * (gcrgb + gcgmbb);
 
            here->BSIM4v5_26 = m * gcdgmb;
-           here->BSIM4v5_26 = m * gcrg;
+           here->BSIM4v5_27 = m * gcrg;
            here->BSIM4v5_28 = m * gcsgmb;
            here->BSIM4v5_29 = m * gcbgmb;
 
diff --git a/src/spicelib/devices/bsim4v6/b4v6ld.c b/src/spicelib/devices/bsim4v6/b4v6ld.c
index 3c82d56fb..3018ef632 100644
--- a/src/spicelib/devices/bsim4v6/b4v6ld.c
+++ b/src/spicelib/devices/bsim4v6/b4v6ld.c
@@ -4868,7 +4868,7 @@ line900:
            here->BSIM4v6_25 = m * (gcrgb + gcgmbb);
 
            here->BSIM4v6_26 = m * gcdgmb;
-           here->BSIM4v6_26 = m * gcrg;
+           here->BSIM4v6_27 = m * gcrg;
            here->BSIM4v6_28 = m * gcsgmb;
            here->BSIM4v6_29 = m * gcbgmb;
 
diff --git a/src/spicelib/devices/bsim4v7/b4v7ld.c b/src/spicelib/devices/bsim4v7/b4v7ld.c
index 7d71d476a..7e65be17c 100644
--- a/src/spicelib/devices/bsim4v7/b4v7ld.c
+++ b/src/spicelib/devices/bsim4v7/b4v7ld.c
@@ -5023,7 +5023,7 @@ line900:
            here->BSIM4v7_25 = m * (gcrgb + gcgmbb);
 
            here->BSIM4v7_26 = m * gcdgmb;
-           here->BSIM4v7_26 = m * gcrg;
+           here->BSIM4v7_27 = m * gcrg;
            here->BSIM4v7_28 = m * gcsgmb;
            here->BSIM4v7_29 = m * gcbgmb;