diff --git a/include/numeric.h b/include/numeric.h
index 5c93d88ad..b821424ca 100644
--- a/include/numeric.h
+++ b/include/numeric.h
@@ -128,6 +128,17 @@ public:
 		return *this;
 	}
 
+	/** Formats the string with the specified arguments and adds them to the numeric.
+	 * @param text A format string to format and then push.
+	 * @param p One or more arguments to format the string with.
+	 */
+	template <typename... Args>
+	Numeric& push_fmt(const char* text, Args&&... args)
+	{
+		push(fmt::format(text, std::forward<Args>(args)...));
+		return *this;
+	}
+
 	/** Set the source server of the numeric. The source server defaults to the local server.
 	 * @param server Server to set as source
 	 */
diff --git a/include/numerichelper.h b/include/numerichelper.h
index 6be75d3be..6e762bd65 100644
--- a/include/numerichelper.h
+++ b/include/numerichelper.h
@@ -54,8 +54,8 @@ public:
 		: Numeric(ERR_CANNOTSENDTOCHAN)
 	{
 		push(chan->name);
-		push(INSP_FORMAT("You cannot send {} to this channel whilst the +{} ({}) mode is set.",
-			what, mh->GetModeChar(), mh->name));
+		push_fmt("You cannot send {} to this channel whilst the +{} ({}) mode is set.", what,
+			mh->GetModeChar(), mh->name);
 	}
 
 #ifdef INSPIRCD_EXTBAN
@@ -63,8 +63,8 @@ public:
 		: Numeric(ERR_CANNOTSENDTOCHAN)
 	{
 		push(chan->name);
-		push(INSP_FORMAT("You cannot send {} to this channel whilst {} {}: ({}) extban is set matching you.",
-			what, strchr("AEIOUaeiou", xb.GetLetter()) ? "an" : "a", xb.GetLetter(), xb.GetName()));
+		push_fmt("You cannot send {} to this channel whilst {} {}: ({}) extban is set matching you.",
+			what, strchr("AEIOUaeiou", xb.GetLetter()) ? "an" : "a", xb.GetLetter(), xb.GetName());
 	}
 #endif
 
@@ -79,8 +79,8 @@ public:
 		: Numeric(ERR_CANNOTSENDTOUSER)
 	{
 		push(user->connected & User::CONN_NICK ? user->nick : "*");
-		push(INSP_FORMAT("You cannot send {} to this user whilst {} have the +{} ({}) mode set.",
-			what, self ? "you" : "they", mh->GetModeChar(), mh->name));
+		push_fmt("You cannot send {} to this user whilst {} have the +{} ({}) mode set.",
+			what, self ? "you" : "they", mh->GetModeChar(), mh->name);
 	}
 };
 
@@ -95,9 +95,9 @@ public:
 
 		const PrefixMode* pm = ServerInstance->Modes.FindNearestPrefixMode(rank);
 		if (pm)
-			push(INSP_FORMAT("You must be a channel {} or higher to {}.", pm->name, message));
+			push_fmt("You must be a channel {} or higher to {}.", pm->name, message);
 		else
-			push(INSP_FORMAT("You do not have the required channel privileges to {}.", message));
+			push_fmt("You do not have the required channel privileges to {}.", message);
 	}
 };
 
@@ -119,12 +119,12 @@ private:
 		if (!syntax.empty())
 		{
 			// If the mode has a syntax hint we include it in the message.
-			push(INSP_FORMAT("Invalid {} mode parameter. Syntax: {}.", mode->name, syntax));
+			push_fmt("Invalid {} mode parameter. Syntax: {}.", mode->name, syntax);
 		}
 		else
 		{
 			// Otherwise, send it without.
-			push(INSP_FORMAT("Invalid {} mode parameter.", mode->name));
+			push_fmt("Invalid {} mode parameter.", mode->name);
 		}
 	}
 
diff --git a/src/coremods/core_user/core_user.cpp b/src/coremods/core_user/core_user.cpp
index 58d27410d..a47946eac 100644
--- a/src/coremods/core_user/core_user.cpp
+++ b/src/coremods/core_user/core_user.cpp
@@ -211,7 +211,7 @@ public:
 				klass->GetName(), error);
 
 			errnum = ERR_PASSWDMISMATCH;
-			errnum->push(INSP_FORMAT("A password is required and {}.", error));
+			errnum->push_fmt("A password is required and {}.", error);
 			return MOD_RES_DENY;
 		}
 
diff --git a/src/modules/m_uninvite.cpp b/src/modules/m_uninvite.cpp
index 5a4a22247..c79a0c760 100644
--- a/src/modules/m_uninvite.cpp
+++ b/src/modules/m_uninvite.cpp
@@ -95,7 +95,7 @@ public:
 			{
 				Numeric::Numeric n(ERR_NOTINVITED);
 				n.SetServer(user->server);
-				n.push(u->nick).push(c->name).push(INSP_FORMAT("Is not invited to channel {}", c->name));
+				n.push(u->nick, c->name).push_fmt("Is not invited to channel {}", c->name);
 				user->WriteRemoteNumeric(n);
 				return CmdResult::FAILURE;
 			}