diff --git a/src/Mex.jl b/src/Mex.jl
index cbc2431..7420123 100644
--- a/src/Mex.jl
+++ b/src/Mex.jl
@@ -16,11 +16,12 @@ const libut = Ref{Ptr{Cvoid}}()
 const ut_is_interrupt_pending = Ref{Ptr{Cvoid}}()
 
 function __init__()
-    libmex[] = Libdl.dlopen(joinpath(MATLAB.matlab_libpath, "libmex"), Libdl.RTLD_GLOBAL)
-    mex_call_matlab_with_trap[] = Libdl.dlsym(libmex[], :mexCallMATLABWithTrap)
+    
+    libmex[] = Libdl.dlopen(joinpath(MATLAB.matlab_libpath, "libmex"), Libdl.RTLD_GLOBAL; throw_error=false)
+    mex_call_matlab_with_trap[] = Libdl.dlsym(libmex[], :mexCallMATLABWithTrap; throw_error=false)
 
-    libut[]  = Libdl.dlopen(joinpath(MATLAB.matlab_libpath, "libut"), Libdl.RTLD_GLOBAL)
-    ut_is_interrupt_pending[] = Libdl.dlsym(libut[], :utIsInterruptPending)
+    libut[]  = Libdl.dlopen(joinpath(MATLAB.matlab_libpath, "libut"), Libdl.RTLD_GLOBAL; throw_error=false)
+    ut_is_interrupt_pending[] = Libdl.dlsym(libut[], :utIsInterruptPending; throw_error=false)
 end
 
 # --- Patches --- #