diff --git a/i18n/frr.json b/i18n/frr.json
index 5616d5b..b86cbac 100644
--- a/i18n/frr.json
+++ b/i18n/frr.json
@@ -12,6 +12,7 @@
 	"mw_math_png": "Leewen üs PNG uunwise",
 	"mw_math_source": "Uun TeX-formoot läät (för tekst-browsers)",
 	"mw_math_mathjax": "MathJax (eksperimentel; best för a miast browsers)",
+	"mw_math_mathml": "MathML mä SVG-fallback (eksperimentel)",
 	"mw_math_latexml": "LaTeXML (experimentel; werket mä MathML)",
 	"math_failure": "Bi't auersaaten as wat skiaf gingen.",
 	"math_unknown_error": "Ünbekäänd feeler",
@@ -24,9 +25,10 @@
 	"math_notexvc": "Det <code>texvc</code> program as ei diar. Luke hü det iinrachten gongt uun't datei math/README.",
 	"math_notexvccheck": "Det program <code>texvccheck</code> as ei diar. Luke hü det iinrachten gongt uun't datei math/README.",
 	"math_output_error": "Det formelbil koon üüb det dateisüsteem ei seekert wurd.",
-	"math_invalidresponse": "$1: ferkiard oonswaar ('$3') faan server '$2':",
+	"math_timeout": "$1 tu leed för \"$2\"",
+	"math_invalidresponse": "$1: Ferkiard oonswaar („$3“) faan server „$2“:",
 	"math_invalidxml": " MathML as ferkiard XML.",
-	"math_invalidjson": "$1 server oonswaar as ferkiard JSON.",
+	"math_invalidjson": "$1 Server oonswaar as ferkiard JSON.",
 	"math_xmlversion": "Paase üüb: Det XML-typ preew as auersprüngen wurden. Din MediaWiki-instalatjuun skul wmf/1.22wmf7 of neier wees.",
 	"math-visualeditor-mwmathinspector-title": "Formel",
 	"math-preference-mwmathinspector-description": "Diar kem eksperimentel werktjüügen tu, am matemaatisk formeln tu bewerkin, iar jodiar werktjüügen för aaltumaal tu brüken san. Kontroliare din feranrangen föör't seekrin arke tooch, wan dü eksperimentel werktjüügen brükt heest.",