diff --git a/cmd/felis/apply.go b/cmd/felis/apply.go
index acae573..de494b0 100644
--- a/cmd/felis/apply.go
+++ b/cmd/felis/apply.go
@@ -220,7 +220,7 @@ func buildMinecraftServerFromApplyRequest(req applyRequest, namespace string) (*
 	}
 	memLim, ok := limits[corev1.ResourceMemory]
 	if !ok || memLim.IsZero() {
-		return nil, fmt.Errorf("internal error: refusing to create a server without a memory ceiling (§22)")
+		return nil, fmt.Errorf("internal error: refusing to create a server without a memory ceiling")
 	}
 
 	// ---- storage ----
diff --git a/internal/api/handlers_internal.go b/internal/api/handlers_internal.go
index aff4f75..d3619ce 100644
--- a/internal/api/handlers_internal.go
+++ b/internal/api/handlers_internal.go
@@ -149,7 +149,7 @@ func (a *API) handleInternalWake(w http.ResponseWriter, r *http.Request) {
 	}
 	if !ok {
 		writeError(w, r, newError(http.StatusServiceUnavailable, "at_capacity",
-			"the cluster is at its running-server cap (spec §9.1); retry once a server stops"))
+			"the cluster is at its running-server cap; retry once a server stops"))
 		return
 	}
 
diff --git a/internal/api/handlers_user.go b/internal/api/handlers_user.go
index 8b805af..818e58e 100644
--- a/internal/api/handlers_user.go
+++ b/internal/api/handlers_user.go
@@ -52,7 +52,7 @@ func (a *API) handleWake(w http.ResponseWriter, r *http.Request) {
 	}
 	if !ok {
 		writeError(w, r, newError(http.StatusServiceUnavailable, "at_capacity",
-			"the cluster is at its running-server cap (spec §9.1); retry once a server stops"))
+			"the cluster is at its running-server cap; retry once a server stops"))
 		return
 	}
 
@@ -526,7 +526,7 @@ func resolveResources(memory string, rr *resourceRequest) (string, corev1.Resour
 	memLim, ok := limits[corev1.ResourceMemory]
 	if !ok || memLim.IsZero() {
 		return "", corev1.ResourceRequirements{}, newError(http.StatusInternalServerError, "internal",
-			"refusing to create a server without a memory ceiling (§22)")
+			"refusing to create a server without a memory ceiling")
 	}
 
 	return deriveJavaHeap(memLim), corev1.ResourceRequirements{Limits: limits, Requests: requests}, nil
diff --git a/internal/config/config.go b/internal/config/config.go
index 7cadb5a..3c68ad3 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -300,7 +300,7 @@ func (c *Config) Validate() error {
 		return fmt.Errorf("config: [archive] store %q is not one of tarLocal|tarS3|volumeSnapshot|longhorn", c.Archive.Store)
 	}
 	if _, ok := implementedArchiveStores[c.Archive.Store]; !ok {
-		return fmt.Errorf("config: [archive] store %q is recognized by §19 but not implemented in this build — only tarLocal is supported; set store = \"tarLocal\"", c.Archive.Store)
+		return fmt.Errorf("config: [archive] store %q is not implemented in this build — only tarLocal is supported; set store = \"tarLocal\"", c.Archive.Store)
 	}
 	switch c.K8s.EgressMode {
 	case "loadbalancer", "nodeport":