diff --git a/src/add-ons/kernel/file_systems/userlandfs/server/beos_kernel_emu.cpp b/src/add-ons/kernel/file_systems/userlandfs/server/beos_kernel_emu.cpp
index 70fce56260..f1dec803e8 100644
--- a/src/add-ons/kernel/file_systems/userlandfs/server/beos_kernel_emu.cpp
+++ b/src/add-ons/kernel/file_systems/userlandfs/server/beos_kernel_emu.cpp
@@ -373,6 +373,16 @@ parse_expression(const char *string)
 	return UserlandFS::KernelEmu::parse_expression(string);
 }
 
+// dprintf
+void
+dprintf(const char *format, ...)
+{
+	va_list args;
+	va_start(args, format);
+	UserlandFS::KernelEmu::vdprintf(format, args);
+	va_end(args);
+}
+
 // kprintf
 void
 kprintf(const char *format, ...)
diff --git a/src/add-ons/kernel/file_systems/userlandfs/server/haiku_kernel_emu.cpp b/src/add-ons/kernel/file_systems/userlandfs/server/haiku_kernel_emu.cpp
index 8a46450ca8..ffe8ef412a 100644
--- a/src/add-ons/kernel/file_systems/userlandfs/server/haiku_kernel_emu.cpp
+++ b/src/add-ons/kernel/file_systems/userlandfs/server/haiku_kernel_emu.cpp
@@ -452,6 +452,16 @@ parse_expression(const char *string)
 	return UserlandFS::KernelEmu::parse_expression(string);
 }
 
+// dprintf
+void
+dprintf(const char *format, ...)
+{
+	va_list args;
+	va_start(args, format);
+	UserlandFS::KernelEmu::vdprintf(format, args);
+	va_end(args);
+}
+
 // kprintf
 void
 kprintf(const char *format, ...)
diff --git a/src/add-ons/kernel/file_systems/userlandfs/server/kernel_emu.cpp b/src/add-ons/kernel/file_systems/userlandfs/server/kernel_emu.cpp
index 3a9039a4a7..9c8623d1c8 100644
--- a/src/add-ons/kernel/file_systems/userlandfs/server/kernel_emu.cpp
+++ b/src/add-ons/kernel/file_systems/userlandfs/server/kernel_emu.cpp
@@ -555,7 +555,7 @@ UserlandFS::KernelEmu::dprintf(const char *format, ...)
 {
 	va_list args;
 	va_start(args, format);
-	dprintf(format, args);
+	vdprintf(format, args);
 	va_end(args);
 }