diff --git a/data/units/Dark_Sorcerer.cfg b/data/units/Dark_Sorcerer.cfg
index e1c46ba1f9f..abed3ac56d6 100644
--- a/data/units/Dark_Sorcerer.cfg
+++ b/data/units/Dark_Sorcerer.cfg
@@ -4,6 +4,7 @@ name= _ "Dark Sorcerer"
 race=human
 image="undead-sorcerer.png"
 image_defensive="undead-sorcerer-defend.png"
+flag_rgb=214,247,239,156,181,173,107,123,239,57,66,148
 hitpoints=75
 movement_type=smallfoot
 movement=5
diff --git a/data/units/Grand_Knight.cfg b/data/units/Grand_Knight.cfg
index d8495c81f48..5b064a637d6 100644
--- a/data/units/Grand_Knight.cfg
+++ b/data/units/Grand_Knight.cfg
@@ -6,6 +6,7 @@ image="grand-knight.png"
 image_moving="grand-knight-moving.png"
 image_defensive="grand-knight-defend.png"
 profile="portraits/core/Jason_Lutes/human-grand-knight.png"
+flag_rgb=165,108,176,127,92,134,94,70,99,148,61,166,
 hitpoints=78
 movement_type=mounted
 movement=7
diff --git a/data/units/Lancer.cfg b/data/units/Lancer.cfg
index bb82f9e42a0..eef3c26da49 100644
--- a/data/units/Lancer.cfg
+++ b/data/units/Lancer.cfg
@@ -6,6 +6,8 @@ image="lancer.png"
 image_defensive="lancer-defend.png"
 image_moving="lancer-attack.png"
 profile="portraits/core/Jason_Lutes/human-lancer.png"
+flag_rgb=221,128,23,186,93,34,128,58,46,66,33,16,255,112,48,176,56,47,159,0,0
+
 hitpoints=48
 movement_type=mounted
 movement=10
diff --git a/data/units/Necromancer.cfg b/data/units/Necromancer.cfg
index 99a03e55a7b..184835e84f5 100644
--- a/data/units/Necromancer.cfg
+++ b/data/units/Necromancer.cfg
@@ -4,6 +4,7 @@ name= _ "Necromancer"
 race=human
 image="undead-necromancer.png"
 image_defensive="undead-necromancer-defend.png"
+flag_rgb=214,247,239,156,181,173,156,206,239,107,123,239,57,66,148
 hitpoints=58
 movement_type=smallfoot
 movement=5