diff --git a/inst/stan/base/functions.stan b/inst/stan/base/functions.stan
index 5083f5c0..380aa507 100644
--- a/inst/stan/base/functions.stan
+++ b/inst/stan/base/functions.stan
@@ -101,7 +101,7 @@ functions {
         return result;
     }
 
-    matrix if_lt0_else(matrix x, matrix y, matrix replacement) {
+    matrix if_gte0_else(matrix x, matrix y, matrix replacement) {
         int nrow = rows(x);
         int ncol = cols(x);
         matrix[nrow, ncol] result;
diff --git a/inst/stan/lm-claret-bruno/functions.stan b/inst/stan/lm-claret-bruno/functions.stan
index 1479b36f..9390258f 100644
--- a/inst/stan/lm-claret-bruno/functions.stan
+++ b/inst/stan/lm-claret-bruno/functions.stan
@@ -12,7 +12,7 @@ functions {
         vector ind_p
     ) {
         int nrow = rows(time);
-        vector[nrow] ind_p_mod = if_lt0_else(time, ind_p, 0);
+        vector[nrow] ind_p_mod = if_gte0_else(time, ind_p, 0);
 
         vector[nrow] result = fmin(
             8000.0,
diff --git a/inst/stan/lm-claret-bruno/link_dsld.stan b/inst/stan/lm-claret-bruno/link_dsld.stan
index f193b36d..749b06b6 100644
--- a/inst/stan/lm-claret-bruno/link_dsld.stan
+++ b/inst/stan/lm-claret-bruno/link_dsld.stan
@@ -37,6 +37,6 @@ functions {
                 (1 -  exp(- ind_c_matrix .* time))
             )
         );
-        return if_lt0_else(time, result_gt0, result_lt0);
+        return if_gte0_else(time, result_gt0, result_lt0);
     }
 }
diff --git a/tests/testthat/_snaps/LongitudinalClaretBruno.md b/tests/testthat/_snaps/LongitudinalClaretBruno.md
new file mode 100644
index 00000000..079beb53
--- /dev/null
+++ b/tests/testthat/_snaps/LongitudinalClaretBruno.md
@@ -0,0 +1,47 @@
+# Print method for LongitudinalClaretBruno works as expected
+
+    Code
+      x <- LongitudinalClaretBruno()
+      print(x)
+    Output
+      
+      Claret-Bruno Longitudinal Model with parameters:
+          lm_clbr_mu_b ~ normal(mu = 4.09434, sigma = 0.5)
+          lm_clbr_mu_g ~ normal(mu = 0, sigma = 0.5)
+          lm_clbr_mu_c ~ normal(mu = -0.91629, sigma = 0.5)
+          lm_clbr_mu_p ~ normal(mu = 0.69315, sigma = 0.5)
+          lm_clbr_omega_b ~ lognormal(mu = -1.60944, sigma = 0.5)
+          lm_clbr_omega_g ~ lognormal(mu = -1.60944, sigma = 0.5)
+          lm_clbr_omega_c ~ lognormal(mu = -1.60944, sigma = 0.5)
+          lm_clbr_omega_p ~ lognormal(mu = -1.60944, sigma = 0.5)
+          lm_clbr_sigma ~ lognormal(mu = -2.30259, sigma = 0.5)
+          lm_clbr_eta_b ~ std_normal()
+          lm_clbr_eta_g ~ std_normal()
+          lm_clbr_eta_c ~ std_normal()
+          lm_clbr_eta_p ~ std_normal()
+      
+
+---
+
+    Code
+      x <- LongitudinalClaretBruno(sigma = prior_normal(0, 1), mu_g = prior_gamma(2,
+        1))
+      print(x)
+    Output
+      
+      Claret-Bruno Longitudinal Model with parameters:
+          lm_clbr_mu_b ~ normal(mu = 4.09434, sigma = 0.5)
+          lm_clbr_mu_g ~ gamma(alpha = 2, beta = 1)
+          lm_clbr_mu_c ~ normal(mu = -0.91629, sigma = 0.5)
+          lm_clbr_mu_p ~ normal(mu = 0.69315, sigma = 0.5)
+          lm_clbr_omega_b ~ lognormal(mu = -1.60944, sigma = 0.5)
+          lm_clbr_omega_g ~ lognormal(mu = -1.60944, sigma = 0.5)
+          lm_clbr_omega_c ~ lognormal(mu = -1.60944, sigma = 0.5)
+          lm_clbr_omega_p ~ lognormal(mu = -1.60944, sigma = 0.5)
+          lm_clbr_sigma ~ normal(mu = 0, sigma = 1)
+          lm_clbr_eta_b ~ std_normal()
+          lm_clbr_eta_g ~ std_normal()
+          lm_clbr_eta_c ~ std_normal()
+          lm_clbr_eta_p ~ std_normal()
+      
+
diff --git a/tests/testthat/_snaps/SimLongitudinalClaretBruno.md b/tests/testthat/_snaps/SimLongitudinalClaretBruno.md
new file mode 100644
index 00000000..c228ea52
--- /dev/null
+++ b/tests/testthat/_snaps/SimLongitudinalClaretBruno.md
@@ -0,0 +1,9 @@
+# print methods work as expected
+
+    Code
+      print(SimLongitudinalClaretBruno())
+    Output
+      
+      A SimLongitudinalClaretBruno Object
+      
+