diff --git a/lib/src/bulgarian/DictBul.gf b/lib/src/bulgarian/DictBul.gf
index 309246b54..fecdce945 100644
--- a/lib/src/bulgarian/DictBul.gf
+++ b/lib/src/bulgarian/DictBul.gf
@@ -13211,7 +13211,7 @@ lin  aba_N = mkN041 "
   zna_ch_itelen_A = mkA079 "значителен" ;
   zna_ch_itelnost_N = mkN049 "значителност" ;
   zna_ch_ka_N = mkN041 "значка" ;
-  znam_V = actionV (mkV186 "знам") (mkV162 "зная") ;
+  znam_V = actionV (mkV188 "знам") (mkV162 "зная") ;
   znoen_A = mkA085 "зноен" ;
   znoj_N = mkN028 "зной" ;
   zob_N = mkN001 "зоб" ;
diff --git a/lib/src/bulgarian/LexiconBul.gf b/lib/src/bulgarian/LexiconBul.gf
index 6a9fba097..e56ee075b 100644
--- a/lib/src/bulgarian/LexiconBul.gf
+++ b/lib/src/bulgarian/LexiconBul.gf
@@ -113,6 +113,7 @@ lin
               vtype  = VNormal ;
               lock_V = <>
             } ;
+  know_VS = mkVS (actionV (mkV188 "знам") (mkV162 "зная")) ;
   lake_N = mkN054 "езеро" ;
   lamp_N = mkN041 "лампа" ;
   learn_V2 = dirV2 (actionV (mkV176 "уча") (mkV176 "науча")) ;
diff --git a/lib/src/bulgarian/MorphoBul.gf b/lib/src/bulgarian/MorphoBul.gf
index 64f25849e..bf3b4fc6e 100644
--- a/lib/src/bulgarian/MorphoBul.gf
+++ b/lib/src/bulgarian/MorphoBul.gf
@@ -53,6 +53,7 @@ oper
           VPres      Pl P2 => chete + "те";
           VPres      Pl P3 => case cheta of {
                                 vika + "м" => case chete of {
+                                                zn + "ае" => zn + "аят";
                                                 dad + "е" => dad + "ат";
                                                 vika      => vika + "т"
                                               };
@@ -182,4 +183,4 @@ oper
     adv = dobro ;
     lock_A = <>
     } ;
-}
\ No newline at end of file
+}
diff --git a/lib/src/bulgarian/ParadigmsBul.gf b/lib/src/bulgarian/ParadigmsBul.gf
index ae7b9a07e..fba73dfd3 100644
--- a/lib/src/bulgarian/ParadigmsBul.gf
+++ b/lib/src/bulgarian/ParadigmsBul.gf
@@ -1506,6 +1506,17 @@ oper
                           (v0+"ян")
                           (v0+"ящ")
                           (v0+"яй") ;
+  mkV188 : Str -> VTable ;
+  mkV188 base = let v0 = tk 2 base
+                in mkVerb (v0+"ам")
+                          (v0+"ае")
+                          (v0+"ах")
+                          (v0+"ах")
+                          (v0+"ал")
+                          (v0+"ал")
+                          (v0+"ан")
+                          (v0+"ащ")
+                          (v0+"ай") ;
 
   adjAdv : A -> Str -> A =
     \a,adv -> {s = a.s; adv = adv; lock_A=<>} ;