diff --git a/code/datums/voice_of_god_command.dm b/code/datums/voice_of_god_command.dm
index a9ccb19be21..4f12b007ab5 100644
--- a/code/datums/voice_of_god_command.dm
+++ b/code/datums/voice_of_god_command.dm
@@ -46,7 +46,7 @@ GLOBAL_LIST_INIT(voice_of_god_commands, init_voice_of_god_commands())
 	for(var/mob/living/candidate in candidates)
 		if(candidate.stat != DEAD && candidate.can_hear())
 			if(candidate.can_block_magic(MAGIC_RESISTANCE_HOLY|MAGIC_RESISTANCE_MIND, charge_cost = 0))
-				to_chat(span_userdanger("Something's wrong! [candidate] seems to be resisting your commands."))
+				to_chat(user, span_userdanger("Something's wrong! [candidate] seems to be resisting your commands."))
 				continue
 
 			listeners += candidate
diff --git a/code/modules/reagents/chemistry/recipes/others.dm b/code/modules/reagents/chemistry/recipes/others.dm
index b0ff59d0372..fbcd3ff18fd 100644
--- a/code/modules/reagents/chemistry/recipes/others.dm
+++ b/code/modules/reagents/chemistry/recipes/others.dm
@@ -882,7 +882,6 @@
 		do_teleport(nearby_mob, get_turf(holder.my_atom), 3, no_effects=TRUE)
 		nearby_mob.Knockdown(20, TRUE)
 		nearby_mob.add_atom_colour("#cebfff", WASHABLE_COLOUR_PRIORITY)
-		to_chat()
 		do_sparks(3,FALSE,nearby_mob)
 	clear_products(holder, step_volume_added)
 
diff --git a/tools/ci/check_grep.sh b/tools/ci/check_grep.sh
index 4e4ef117a6c..928b1b2ef3f 100644
--- a/tools/ci/check_grep.sh
+++ b/tools/ci/check_grep.sh
@@ -244,6 +244,11 @@ done < <(find . -type f -name '*.dm')
 
 echo -e "${BLUE}Checking for common mistakes...${NC}"
 
+if grep -P 'to_chat\((?!.*,).*\)' code/**/*.dm; then
+	echo
+    echo -e "${RED}ERROR: to_chat() missing arguments.${NC}"
+    st=1
+fi;
 if grep -P 'addtimer\((?=.*TIMER_OVERRIDE)(?!.*TIMER_UNIQUE).*\)' code/**/*.dm; then
 	echo
     echo -e "${RED}ERROR: TIMER_OVERRIDE used without TIMER_UNIQUE.${NC}"