diff --git a/DESCRIPTION b/DESCRIPTION
index 0936379..4f0a6d1 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -29,7 +29,8 @@ Imports:
     lavaan,
     zoo,
     brms,
-    testthat (>= 3.1.0)
+    testthat (>= 3.1.0),
+    reformulas
 Suggests: 
     covr,
     knitr,
diff --git a/NAMESPACE b/NAMESPACE
index 69498c2..7e57eaf 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -75,7 +75,6 @@ importFrom(grDevices,dev.interactive)
 importFrom(grDevices,devAskNewPage)
 importFrom(lavaan,parameterEstimates)
 importFrom(lavaan,sem)
-importFrom(lme4,findbars)
 importFrom(lme4,fixef)
 importFrom(lme4,glmer)
 importFrom(lme4,glmerControl)
@@ -86,7 +85,6 @@ importFrom(lme4,isREML)
 importFrom(lme4,lmer)
 importFrom(lme4,lmerControl)
 importFrom(lme4,ngrps)
-importFrom(lme4,nobars)
 importFrom(lme4,refitML)
 importFrom(lmerTest,lsmeansLT)
 importFrom(nlme,VarCorr)
@@ -94,6 +92,8 @@ importFrom(nlme,fixef)
 importFrom(nlme,getGroupsFormula)
 importFrom(nlme,random.effects)
 importFrom(nlme,ranef)
+importFrom(reformulas,findbars)
+importFrom(reformulas,nobars)
 importFrom(scales,breaks_log)
 importFrom(scales,label_math)
 importFrom(scales,log_trans)
diff --git a/R/models.R b/R/models.R
index 0907eac..29c9fe7 100644
--- a/R/models.R
+++ b/R/models.R
@@ -486,8 +486,9 @@ if(getRversion() >= "2.15.1") utils::globalVariables(c("var1", "var2", "sdcor",
 #' @param ... Additional arguments passed to \code{confint}
 #' @importFrom JWileymisc modelTest as.na as.modelTest
 #' @importFrom data.table as.data.table := setnames
-#' @importFrom lme4 isGLMM isNLMM isLMM isREML nobars findbars
+#' @importFrom lme4 isGLMM isNLMM isLMM isREML
 #' @importFrom lme4 ngrps lmer glmer refitML lmerControl glmerControl
+#' @importFrom reformulas nobars findbars
 #' @importFrom stats family formula nobs update
 #' @importFrom lmerTest lsmeansLT
 #' @method modelTest merMod