diff --git a/1.0/stretch/Dockerfile b/1.0/stretch/Dockerfile
index 3d6c6c2..766fd04 100644
--- a/1.0/stretch/Dockerfile
+++ b/1.0/stretch/Dockerfile
@@ -17,7 +17,7 @@ ENV PATH $JULIA_PATH/bin:$PATH
 ENV JULIA_GPG 3673DF529D9049477F76B37566E3C7DC03D6E495
 
 # https://julialang.org/downloads/
-ENV JULIA_VERSION 1.0.3
+ENV JULIA_VERSION 1.0.4
 
 RUN set -eux; \
 	\
@@ -32,18 +32,18 @@ RUN set -eux; \
 	fi; \
 	\
 # https://julialang.org/downloads/#julia-command-line-version
-# https://julialang-s3.julialang.org/bin/checksums/julia-1.0.3.sha256
+# https://julialang-s3.julialang.org/bin/checksums/julia-1.0.4.sha256
 # this "case" statement is generated via "update.sh"
 	dpkgArch="$(dpkg --print-architecture)"; \
 	case "${dpkgArch##*-}" in \
 # amd64
-		amd64) tarArch='x86_64'; dirArch='x64'; sha256='362ba867d2df5d4a64f824e103f19cffc3b61cf9d5a9066c657f1c5b73c87117' ;; \
+		amd64) tarArch='x86_64'; dirArch='x64'; sha256='bb9e33d95f47e703d9199f0358c038c61259e2ff9f3fd515c919729ace89443c' ;; \
 # arm32v7
-		armhf) tarArch='armv7l'; dirArch='armv7l'; sha256='87c489ed92b1a17b231988ce59d64151b1e68700e6d503ded6085829d5587bc6' ;; \
+		armhf) tarArch='armv7l'; dirArch='armv7l'; sha256='2e742f4ddf5ac21779b6943ef210d73dc02f1c6de23836b352336a3dcbb18ae6' ;; \
 # arm64v8
-		arm64) tarArch='aarch64'; dirArch='aarch64'; sha256='75f43df36d71cb2bf3106b9e16670cc152e2a31f8ea6d761a6fe1d630ead05c3' ;; \
+		arm64) tarArch='aarch64'; dirArch='aarch64'; sha256='7614d4239702c497330c043f37d99600b41e87caa8b92742c7104915eb54648a' ;; \
 # i386
-		i386) tarArch='i686'; dirArch='x86'; sha256='6c8cc02d63a602870f78e66d0fdeb7e26e75b3eba558a133a86420e1273bbdc1' ;; \
+		i386) tarArch='i686'; dirArch='x86'; sha256='89b71a3558aa4f515becfd21d19651035d909f5f2e3177ccaec77aee01f962b7' ;; \
 		*) echo >&2 "error: current architecture ($dpkgArch) does not have a corresponding Julia binary release"; exit 1 ;; \
 	esac; \
 	\
diff --git a/1.0/windows/windowsservercore-1803/Dockerfile b/1.0/windows/windowsservercore-1803/Dockerfile
index 4414d20..c19c90b 100644
--- a/1.0/windows/windowsservercore-1803/Dockerfile
+++ b/1.0/windows/windowsservercore-1803/Dockerfile
@@ -3,8 +3,8 @@ FROM microsoft/windowsservercore:1803
 # $ProgressPreference: https://github.com/PowerShell/PowerShell/issues/2138#issuecomment-251261324
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
-ENV JULIA_VERSION 1.0.3
-ENV JULIA_SHA256 e62d2755e38dcd100a76bb88b895e3ca3fde586b6bf4b38ea6e801d9b8066ce2
+ENV JULIA_VERSION 1.0.4
+ENV JULIA_SHA256 8d26ac8181b2be109ec811767ea87d45afc6e3bc45c56c3cb78df14ca6d8c829
 
 RUN $url = ('https://julialang-s3.julialang.org/bin/winnt/x64/{1}/julia-{0}-win64.exe' -f $env:JULIA_VERSION, ($env:JULIA_VERSION.Split('.')[0..1] -Join '.')); \
         Write-Host ('Downloading {0} ...' -f $url); \
diff --git a/1.0/windows/windowsservercore-ltsc2016/Dockerfile b/1.0/windows/windowsservercore-ltsc2016/Dockerfile
index c9087cd..3be4bb9 100644
--- a/1.0/windows/windowsservercore-ltsc2016/Dockerfile
+++ b/1.0/windows/windowsservercore-ltsc2016/Dockerfile
@@ -3,8 +3,8 @@ FROM microsoft/windowsservercore:ltsc2016
 # $ProgressPreference: https://github.com/PowerShell/PowerShell/issues/2138#issuecomment-251261324
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]
 
-ENV JULIA_VERSION 1.0.3
-ENV JULIA_SHA256 e62d2755e38dcd100a76bb88b895e3ca3fde586b6bf4b38ea6e801d9b8066ce2
+ENV JULIA_VERSION 1.0.4
+ENV JULIA_SHA256 8d26ac8181b2be109ec811767ea87d45afc6e3bc45c56c3cb78df14ca6d8c829
 
 RUN $url = ('https://julialang-s3.julialang.org/bin/winnt/x64/{1}/julia-{0}-win64.exe' -f $env:JULIA_VERSION, ($env:JULIA_VERSION.Split('.')[0..1] -Join '.')); \
         Write-Host ('Downloading {0} ...' -f $url); \