diff --git a/.buildlibrary b/.buildlibrary
index 1d81d8a3..bbf52269 100644
--- a/.buildlibrary
+++ b/.buildlibrary
@@ -1,4 +1,4 @@
-ValidationKey: '1002400'
+ValidationKey: '1002450'
 AutocreateReadme: yes
 AcceptedWarnings:
 - 'Warning: package ''.*'' was built under R version'
diff --git a/CITATION.cff b/CITATION.cff
index ef0ac55a..34799ebf 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -3,7 +3,7 @@ message: If you use this software, please cite it using the metadata from this f
 type: software
 title: 'mrindustry: input data generation for the REMIND industry module'
 version: 0.5.0
-date-released: '2024-11-21'
+date-released: '2024-11-22'
 abstract: The mrindustry packages contains data preprocessing for the REMIND model.
 authors:
 - family-names: Benke
diff --git a/DESCRIPTION b/DESCRIPTION
index 6670d597..8faf0ac7 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -2,7 +2,7 @@ Type: Package
 Package: mrindustry
 Title: input data generation for the REMIND industry module
 Version: 0.5.0
-Date: 2024-11-21
+Date: 2024-11-22
 Authors@R: c(
     person(given = "Falk", family = "Benke", email = "benke@pik-potsdam.de",
            role = c("aut", "cre")),
diff --git a/R/calcFeDemandIndustry.R b/R/calcFeDemandIndustry.R
index 62c446a9..773ab70b 100644
--- a/R/calcFeDemandIndustry.R
+++ b/R/calcFeDemandIndustry.R
@@ -1,5 +1,6 @@
 #' Calculates FE demand in industry as REMIND variables
 #'
+#' @md
 #' @param use_ODYM_RECC per-capita pathways for `SDP_xx` scenarios?  (Defaults
 #'   to `FALSE`.)
 #' @param last_empirical_year Last year for which empirical data is available.
@@ -1049,6 +1050,49 @@ calcFeDemandIndustry <- function(use_ODYM_RECC = FALSE,
     ungroup() %>%
     select(-"value")
 
+  ### modify subsector FE share targets ----
+  # Default data with no modification will reduce the solids share of other
+  # industry in the Non-OECD region by ten percentage points, and increase the
+  # electricity share by as much.  The changes are phased in over the time
+  # horizon of IEA ETP data (2025–60).
+  IEA_ETP_Ind_FE_shares_delta <- tribble(
+    ~region,      ~subsector,   ~fety,   ~share.delta,
+    'Non-OECD',   'otherInd',   'feel',    0.1,
+    'Non-OECD',   'otherInd',   'feso',   -0.1)
+
+  # verify modification sums
+  IEA_ETP_Ind_FE_shares_delta %>%
+    group_by(.data$region, .data$subsector) %>%
+    summarise(share.delta.sum = sum(.data$share.delta), .groups = 'drop') %>%
+    verify(0 == .data$share.delta.sum) %>%
+    invisible()
+
+  IEA_ETP_Ind_FE_shares <- IEA_ETP_Ind_FE_shares %>%
+    left_join(
+      # expand modifications to phase in from 0 to full over the time horizon of
+      # IEA_ETP_Ind_FE_shares
+      IEA_ETP_Ind_FE_shares_delta %>%
+        left_join(
+          IEA_ETP_Ind_FE_shares %>%
+            select(-'share') %>%
+            filter(.data$year %in% range(.data$year)),
+
+          c('region', 'subsector', 'fety')
+        ) %>%
+        mutate(share.delta = ifelse(min(.data$year) == .data$year,
+                                    0,
+                                    .data$share.delta)) %>%
+        interpolate_missing_periods(year = unique(IEA_ETP_Ind_FE_shares$year),
+                                    value = 'share.delta'),
+
+      c('region', 'subsector', 'fety', 'year'),
+
+    ) %>%
+    replace_na(list(share.delta = 0)) %>%
+    # add share modifications
+    mutate(share = .data$share + .data$share.delta) %>%
+    select(-'share.delta')
+
   ### split feel shares and extend to SSP scenarios ----
   IEA_ETP_Ind_FE_shares <- bind_rows(
     # all pf that don't need splitting
diff --git a/man/calcFeDemandIndustry.Rd b/man/calcFeDemandIndustry.Rd
index 416d4517..6625a916 100644
--- a/man/calcFeDemandIndustry.Rd
+++ b/man/calcFeDemandIndustry.Rd
@@ -7,8 +7,8 @@
 calcFeDemandIndustry(use_ODYM_RECC = FALSE, last_empirical_year = 2020)
 }
 \arguments{
-\item{use_ODYM_RECC}{per-capita pathways for `SDP_xx` scenarios?  (Defaults
-to `FALSE`.)}
+\item{use_ODYM_RECC}{per-capita pathways for \code{SDP_xx} scenarios?  (Defaults
+to \code{FALSE}.)}
 
 \item{last_empirical_year}{Last year for which empirical data is available.
 Defaults to 2020.}