diff --git a/src/context.jl b/src/context.jl
index 8b01508..506ed79 100644
--- a/src/context.jl
+++ b/src/context.jl
@@ -12,7 +12,7 @@ export
                    LMEM_RESIZE_TO_MAX   = 0x10)
 Base.@deprecate_binding BLOCKING_SYNC SCHED_BLOCKING_SYNC
 
-typealias CuContext_t Ptr{Void}
+const CuContext_t = Ptr{Void}
 
 
 ## construction and destruction
diff --git a/src/devices.jl b/src/devices.jl
index 4e650ec..1e84bdd 100644
--- a/src/devices.jl
+++ b/src/devices.jl
@@ -6,7 +6,7 @@ export
     list_devices
 
 
-typealias CuDevice_t Cint
+const CuDevice_t = Cint
 
 "Return the number of available CUDA devices"
 function devcount()
diff --git a/src/events.jl b/src/events.jl
index 10cc3cf..f07ea0e 100644
--- a/src/events.jl
+++ b/src/events.jl
@@ -3,7 +3,7 @@
 export CuEvent, record, synchronize, elapsed, @elapsed
 
 
-typealias CuEvent_t Ptr{Void}
+const CuEvent_t = Ptr{Void}
 
 type CuEvent
     handle::CuEvent_t
diff --git a/src/execution.jl b/src/execution.jl
index 8ab2d63..e171fc6 100644
--- a/src/execution.jl
+++ b/src/execution.jl
@@ -16,7 +16,7 @@ CuDim3{T <: Integer}(g::Tuple{T, T, T}) = CuDim3(g[1], g[2], g[3])
 
 # Type alias for conveniently specifying the dimensions
 # (e.g. `(len, 2)` instead of `CuDim3((len, 2))`)
-typealias CuDim Union{Integer,
+const CuDim = Union{Integer,
                       Tuple{Integer},
                       Tuple{Integer, Integer},
                       Tuple{Integer, Integer, Integer}}
diff --git a/src/module.jl b/src/module.jl
index 6adef12..431853b 100644
--- a/src/module.jl
+++ b/src/module.jl
@@ -6,7 +6,7 @@ export
 include("module/jit.jl")
 
 
-typealias CuModule_t Ptr{Void}
+const CuModule_t = Ptr{Void}
 
 type CuModule
     handle::CuModule_t
diff --git a/src/module/function.jl b/src/module/function.jl
index b85a6fa..50399e3 100644
--- a/src/module/function.jl
+++ b/src/module/function.jl
@@ -4,7 +4,7 @@ export
     CuFunction
 
 
-typealias CuFunction_t Ptr{Void}
+const CuFunction_t = Ptr{Void}
 
 immutable CuFunction
     handle::CuFunction_t
diff --git a/src/module/linker.jl b/src/module/linker.jl
index cd51c89..2f9a0d1 100644
--- a/src/module/linker.jl
+++ b/src/module/linker.jl
@@ -5,7 +5,7 @@ export
     addData, addFile
 
 
-typealias CuLinkState_t Ptr{Void}
+const CuLinkState_t = Ptr{Void}
 
 type CuLink
     handle::CuLinkState_t
diff --git a/src/stream.jl b/src/stream.jl
index 56095a9..8d21015 100644
--- a/src/stream.jl
+++ b/src/stream.jl
@@ -4,7 +4,7 @@ export
     CuStream, CuDefaultStream, synchronize
 
 
-typealias CuStream_t Ptr{Void}
+const CuStream_t = Ptr{Void}
 
 type CuStream
     handle::CuStream_t
diff --git a/test/core.jl b/test/core.jl
index a25a406..62977ce 100644
--- a/test/core.jl
+++ b/test/core.jl
@@ -63,7 +63,7 @@ CUDAdrv.trace(prefix=" ")
     end
 )
 
-typealias CuDevice_t Cint
+const CuDevice_t = Cint
 try
     CUDAdrv.@apicall(:cuDeviceGet, (Ptr{CuDevice_t}, Cint), Ref{CuDevice_t}(), devcount())
 catch e