diff --git a/DESCRIPTION b/DESCRIPTION
index d2cb638..59686cd 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -2,7 +2,7 @@ Type: Package
 Package: rsoi
 Title: Import Various Northern and Southern Hemisphere Climate
     Indices
-Version: 0.5.2
+Version: 0.5.3
 Authors@R: 
     c(person(given = "Sam",
              family = "Albers",
@@ -31,4 +31,4 @@ Suggests:
     tibble
 Encoding: UTF-8
 LazyData: true
-RoxygenNote: 7.0.2
+RoxygenNote: 7.1.0
diff --git a/NEWS.md b/NEWS.md
index 634bd3c..390d092 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,9 @@
 # rsoi NEWS
+
+## rsoi v0.5.3
+* Remove Extended PDO because data is no longer available. 
+* Fail more gracefully with data source issues
+
 ## rsoi v0.5.2
 * Adding PDO after rpdo maintainers requested we start importing. Thanks @eliocamp (#33)
 
diff --git a/R/download-pdo.R b/R/download-pdo.R
index f50e692..68b3183 100644
--- a/R/download-pdo.R
+++ b/R/download-pdo.R
@@ -23,7 +23,6 @@
 #' \item Month: Month of record
 #' \item Year: Year of record
 #' \item PDO: Pacific Decadal Oscillation index
-#' \item PDO_e: Extended PDO (NCEI PDO index)
 #' }
 
 #' @examples
@@ -33,7 +32,6 @@
 #'
 #' @references 
 #' Original PDO: \url{https://oceanview.pfeg.noaa.gov/erddap/info/cciea_OC_PDO/index.html}
-#' Extended PDO: \url{https://www.ncdc.noaa.gov/teleconnections/pdo/}
 download_pdo <-  function(use_cache = FALSE, file = NULL) {
   with_cache(use_cache = use_cache, file = file, 
              memoised = download_pdo_memoised, 
@@ -58,30 +56,30 @@ download_pdo_unmemoised <- function() {
   pdo$Date = as.Date(pdo$Date)
   
   # pdo extended reconstruction
-  pdo_link = paste0("https://www.ncdc.noaa.gov/teleconnections/pdo/data.csv")
-  
-  res = check_response(pdo_link)
-  
-  pdo_e = read.table(res, 
-                     col.names = c("Date", "PDO_e"),
-                     skip = 2, 
-                     sep = ",",
-                     stringsAsFactors = FALSE)
-  pdo_e$Year = as.numeric(substr(pdo_e$Date, 1, 4))
-  pdo_e$Month = substr(pdo_e$Date, 5, 7)
-  pdo_e$Date = as.Date(paste0(pdo_e$Year, "-", pdo_e$Month, "-01"))
-  
-  pdo <- merge(pdo[, c("Date", "PDO")],
-               pdo_e[, c("Date", "PDO_e")], 
-               by = "Date",
-               all = TRUE)
+  # pdo_link = paste0("https://www.ncdc.noaa.gov/teleconnections/pdo/data.csv")
+  # 
+  # res = check_response(pdo_link)
+  # 
+  # pdo_e = read.table(res, 
+  #                    col.names = c("Date", "PDO_e"),
+  #                    skip = 2, 
+  #                    sep = ",",
+  #                    stringsAsFactors = FALSE)
+  # pdo_e$Year = as.numeric(substr(pdo_e$Date, 1, 4))
+  # pdo_e$Month = substr(pdo_e$Date, 5, 7)
+  # pdo_e$Date = as.Date(paste0(pdo_e$Year, "-", pdo_e$Month, "-01"))
+  # 
+  # pdo <- merge(pdo[, c("Date", "PDO")],
+  #              pdo_e[, c("Date", "PDO_e")], 
+  #              by = "Date",
+  #              all = TRUE)
   
   pdo$Year = as.numeric(substr(pdo$Date, 1, 4))
   
   pdo$Month = abbr_month(pdo$Date)
   
   class(pdo) <- c("tbl_df", "tbl", "data.frame") 
-  pdo[, c("Year", "Month", "Date", "PDO", "PDO_e")]
+  pdo[, c("Year", "Month", "Date", "PDO")]
 }
 
 # Memoised function
diff --git a/R/utils.R b/R/utils.R
index 2be4bf4..7ac759d 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -17,7 +17,7 @@ check_response <- function(link){
   response <- curl::curl_fetch_memory(link)
   
   if(!response$status_code == 200){
-    stop(paste0("Non successful http request. Target server returning a ", response$status_code, " error code"),
+    warning(paste0("Non successful http request. Target server returning a ", response$status_code, " error code"),
         call. = FALSE)
   }
   
diff --git a/cran-comments.md b/cran-comments.md
index 791b812..139f2d4 100644
--- a/cran-comments.md
+++ b/cran-comments.md
@@ -1,21 +1,22 @@
 # rsoi NEWS
 
-## rsoi v0.5.2
-* Adding PDO after rpdo maintainers requested we start importing. Thanks @eliocamp (#33)
+## rsoi v0.5.3
+* Removed extended PDO data source
+* Fail more gracefully with data source issues
 
 ## Test environments
 
-* local Windows 10, R 3.6.3
+* local Windows 10, R 4.0.2
 * ubuntu, os x, R 3.6.3 (travis-ci)
-* ubuntu 16.04 (on github actions), R 3.6, R 3.5, R 3.4, R 3.3
-* Windows Server 2019 (on github actions), R 3.6.3
-* macOS Catalina 10.15 (on github actions), R 3.6.3
+* ubuntu 16.04 (on github actions), 4.0.2, R 3.5, R 3.4, R 3.3
+* Windows Server 2019 (on github actions), R 4.0.2
+* macOS Catalina 10.15 (on github actions), R 4.0.2
 * win-builder (devel and release)
-* Windows, R 3.6.3 (on appveyor)
+* Windows, R 4.0.2 (on appveyor)
 
 ## R CMD check results
 
-There were no ERRORs or WARNINGs.
+There were no ERRORs or WARNINGs. This fixes the error currently happening on CRAN right now. 
 
 ## Downstream dependencies
 
diff --git a/man/download_pdo.Rd b/man/download_pdo.Rd
index 083da42..53920ad 100644
--- a/man/download_pdo.Rd
+++ b/man/download_pdo.Rd
@@ -19,7 +19,6 @@ if `file` is `NULL` or on disk if `file` is not `NULL`.}
 \item Month: Month of record
 \item Year: Year of record
 \item PDO: Pacific Decadal Oscillation index
-\item PDO_e: Extended PDO (NCEI PDO index)
 }
 }
 \description{
@@ -41,5 +40,4 @@ pdo <- download_pdo()
 }
 \references{
 Original PDO: \url{https://oceanview.pfeg.noaa.gov/erddap/info/cciea_OC_PDO/index.html}
-Extended PDO: \url{https://www.ncdc.noaa.gov/teleconnections/pdo/}
 }
diff --git a/man/rsoi-package.Rd b/man/rsoi-package.Rd
index 080229b..1a7f6bf 100644
--- a/man/rsoi-package.Rd
+++ b/man/rsoi-package.Rd
@@ -14,7 +14,7 @@ or \href{https://github.com/boshek/rsoi/blob/master/README.md}{GitHub}
 Useful links:
 \itemize{
   \item \url{https://github.com/boshek/rsoi}
-  \item \url{https://boshek.github.io/rsoi/}
+  \item \url{https://samalbers.science/rsoi}
 }
 
 }