diff --git a/Julia.sublime-syntax b/Julia.sublime-syntax
index 5125bfa..8ee9d08 100644
--- a/Julia.sublime-syntax
+++ b/Julia.sublime-syntax
@@ -318,12 +318,18 @@ contexts:
         (?: # Dashes betwen numeric symbols (11 = 1_1) are allowed everywhere.
           0b[0-1](?:_?[0-1])*|             # binary
           0o[0-7](?:_?[0-7])*|             # octal
-          0x[\da-fA-F](?:_?[\da-fA-F])*|   # hex
+          0x(?:
+            (?:
+              \.[\da-fA-F](?:_?[\da-fA-F])*|                                      # 0x.AA
+              [\da-fA-F](?:_?[\da-fA-F])*(?:\.(?:[\da-fA-F](?:_?[\da-fA-F])*)?)?  # 0xAA.AA, 0xAA.
+            )(?:[pP][-+]?\d(?:_?\d)*)|                                            # Hex float literal must contain p or P.
+            [\da-fA-F](?:_?[\da-fA-F])*                                           # 0xAA_AA
+          )|                               # hex
           (?:
             \.\d(?:_?\d)*|                      # .11, .11
             \d(?:_?\d)*(?:\.(?:\d(?:_?\d)*)?)?  # 11.11, 11., 11
           )
-          (?:e[-+]?\d(?:_?\d)*)?                # Any of the above followed by e+123 or similar, for scientific notation.
+          (?:[eEf][-+]?\d(?:_?\d)*)?            # Any of the above followed by e+123 or similar, for scientific notation.
         )
       scope: constant.numeric.julia
       push: after-expression
diff --git a/syntax_test_julia.jl b/syntax_test_julia.jl
index ba8a0be..2b656f2 100644
--- a/syntax_test_julia.jl
+++ b/syntax_test_julia.jl
@@ -40,6 +40,10 @@
 # ^^^^^^^^ constant.numeric
   1.e-123
 # ^^^^^^^ constant.numeric
+  1E+3
+# ^^^^ constant.numeric
+  1f-3
+# ^^^^ constant.numeric
   11
 # ^^ constant.numeric
   .11
@@ -56,6 +60,16 @@
 # ^^^^^^^^^^ constant.numeric
   0xa_3_f
 # ^^^^^^^ constant.numeric
+  0x.4p-22
+# ^^^^^^^^ constant.numeric
+  0xABCp1
+# ^^^^^^^ constant.numeric
+  0x.AB_CDP+11
+# ^^^^^^^^^^^^ constant.numeric
+  0x12.34p12
+# ^^^^^^^^^^ constant.numeric
+  0xAA.p+0
+# ^^^^^^^^ constant.numeric
   0b1_0_1
 # ^^^^^^^ constant.numeric
   1.3_2e+1_2_3