diff --git a/pyproject.toml b/pyproject.toml
index 1e0c11d..6c43bab 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@
 [project]
 name = "postgresql-charms-single-kernel"
 description = "Shared and reusable code for PostgreSQL-related charms"
-version = "16.1.3"
+version = "16.1.4"
 readme = "README.md"
 license = {file = "LICENSE"}
 authors = [
diff --git a/single_kernel_postgresql/utils/postgresql.py b/single_kernel_postgresql/utils/postgresql.py
index 6b76184..2b5a44c 100644
--- a/single_kernel_postgresql/utils/postgresql.py
+++ b/single_kernel_postgresql/utils/postgresql.py
@@ -1731,9 +1731,15 @@ def build_postgresql_parameters(
                 "vacuum",
             )):
                 continue
-            parameter = "_".join(config.split("_")[1:])
+            if "-" in config:
+                parameter = "_".join(config.split("-")[1:])
+            else:
+                parameter = "_".join(config.split("_")[1:])
             if parameter in ["date_style", "time_zone"]:
-                parameter = "".join(x.capitalize() for x in parameter.split("_"))
+                if "-" in config:
+                    parameter = "".join(x.capitalize() for x in parameter.split("-"))
+                else:
+                    parameter = "".join(x.capitalize() for x in parameter.split("_"))
             parameters[parameter] = value
         shared_buffers_max_value_in_mb = int(available_memory * 0.4 / 10**6)
         shared_buffers_max_value = int(shared_buffers_max_value_in_mb * 10**3 / 8)
diff --git a/uv.lock b/uv.lock
index fb3c8de..4ecc5fb 100644
--- a/uv.lock
+++ b/uv.lock
@@ -294,7 +294,7 @@ wheels = [
 
 [[package]]
 name = "postgresql-charms-single-kernel"
-version = "16.1.3"
+version = "16.1.4"
 source = { editable = "." }
 
 [package.dev-dependencies]